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cyan
X11 named colors

Paleturquoise1

paleturquoise1 · #BBFFFF

HEX

#BBFFFF

RGB

rgb(187, 255, 255)

CMYK

cmyk(27%, 0%, 0%, 0%)

HSL

hsl(180, 100%, 87%)

LAB

lab(95.7, -20.9, -6.8)

What is Paleturquoise1?

Paleturquoise1 is the paleturquoise1 reference in the X11 named colors. Its sRGB value is #BBFFFF (rgb 187, 255, 255). It sits in the cyan family. Historical X Window System color names — the numbered 1-4 lightness variants of the classic xorg-server rgb.txt palette. See disclaimer for accuracy and trademark notes.

Accessibility

WCAG 2.1 contrast checks for Paleturquoise1 as a background.

Black text on this color

Sample text · 18.86 : 1
AA Normal
AA Large
AAA Normal
AAA Large

White text on this color

Sample text · 1.11 : 1
AA Normal
AA Large
AAA Normal
AAA Large

Shades, tints & tonal scale of Paleturquoise1

An 11-step tonal scale derived from Paleturquoise1 (#BBFFFF). Click any swatch to copy its HEX. Use these as a starting point for design tokens, hover states, and disabled states in a design system.

Copied #FAFFFF

50

#FAFFFF

#FAFFFF

Copied #F4FFFF

100

#F4FFFF

#F4FFFF

Copied #E9FFFF

200

#E9FFFF

#E9FFFF

Copied #DDFFFF

300

#DDFFFF

#DDFFFF

Copied #CCFFFF

400

#CCFFFF

#CCFFFF

Copied #BBFFFF

500

#BBFFFF

#BBFFFF

Copied #9FD9D9

600

#9FD9D9

#9FD9D9

Copied #7AA6A6

700

#7AA6A6

#7AA6A6

Copied #547373

800

#547373

#547373

Copied #2F4040

900

#2F4040

#2F4040

Copied #161F1F

950

#161F1F

#161F1F

Lighter tints (mixed with white)

Copied #C7FFFF

15%

#C7FFFF

Copied #D2FFFF

30%

#D2FFFF

Copied #DDFFFF

45%

#DDFFFF

Copied #E7FFFF

60%

#E7FFFF

Copied #F0FFFF

75%

#F0FFFF

Darker shades (mixed with black)

Copied #AEEDED

15%

#AEEDED

Copied #9FDADA

30%

#9FDADA

Copied #8FC4C4

45%

#8FC4C4

Copied #7BAAAA

60%

#7BAAAA

Copied #638989

75%

#638989

Color harmonies for Paleturquoise1

Classic color-theory harmonies derived from rotating the hue of Paleturquoise1. Use these to build accent palettes, brand systems, and accessible UI color pairings.

Complementary

180° opposite — strongest contrast

Copied #BBFFFF

#BBFFFF

#BBFFFF

Copied #FFBDBD

#FFBDBD

#FFBDBD

Triadic

Three colors 120° apart

Copied #BBFFFF

#BBFFFF

#BBFFFF

Copied #FFBDFF

#FFBDFF

#FFBDFF

Copied #FFFFBD

#FFFFBD

#FFFFBD

Analogous

Two neighbors ±30° on the wheel

Copied #BDFFDE

#BDFFDE

#BDFFDE

Copied #BBFFFF

#BBFFFF

#BBFFFF

Copied #BDDEFF

#BDDEFF

#BDDEFF

Split-complementary

Base + two colors flanking its complement

Copied #BBFFFF

#BBFFFF

#BBFFFF

Copied #FFBDDE

#FFBDDE

#FFBDDE

Copied #FFDEBD

#FFDEBD

#FFDEBD

Tetradic

Two complementary pairs

Copied #BBFFFF

#BBFFFF

#BBFFFF

Copied #BDBDFF

#BDBDFF

#BDBDFF

Copied #FFBDBD

#FFBDBD

#FFBDBD

Copied #FFFFBD

#FFFFBD

#FFFFBD

Square

Four colors evenly spaced 90° apart

Copied #BBFFFF

#BBFFFF

#BBFFFF

Copied #DEBDFF

#DEBDFF

#DEBDFF

Copied #FFBDBD

#FFBDBD

#FFBDBD

Copied #DEFFBD

#DEFFBD

#DEFFBD

Paleturquoise1 in every color space

Full conversion of Paleturquoise1 across the color spaces designers and developers actually use — including OKLCH (the perceptually-uniform space that powers Tailwind v4 and CSS Color Module Level 4) and HWB.

HEX

#BBFFFF

RGB

rgb(187, 255, 255)

CMYK

cmyk(27%, 0%, 0%, 0%)

HSL

hsl(180, 100%, 87%)

HSV

hsv(180, 27%, 100%)

HWB

hwb(180 73% 0%)

CIE Lab

lab(95.7 -20.9 -6.8)

OKLCH

oklch(95.5% 0.067 196.1)

XYZ (D65)

xyz(74.30, 89.30, 107.91)

Copy-ready code for Paleturquoise1

Drop-in snippets for CSS, Tailwind, Sass, iOS Swift, and Android XML. Click the copy button on any snippet to put it on your clipboard.

CSS

color: #BBFFFF;
background-color: #BBFFFF;

CSS variable

:root {
  --color-paleturquoise1: #BBFFFF;
}

Tailwind config

// tailwind.config.js
colors: {
  'paleturquoise1': '#BBFFFF',
}

Sass

$color-paleturquoise1: #BBFFFF;

Swift UIColor

UIColor(red: 0.733, green: 1.000, blue: 1.000, alpha: 1.0)

Android XML

<color name="paleturquoise1">#BBFFFF</color>

Closest match in every color system

The nearest Paleturquoise1 equivalent in every other color system on this site, ranked by ΔE2000 perceptual distance. Useful when translating between design-system, web-standard, and industrial color references.

Closest in X11 named colors

Top 6 ΔE2000-closest entries within the same collection.

Top 6 ΔE2000-closest Pantone references. Cross-system matching is approximate — see disclaimer.

Top 6 ΔE2000-closest RAL Classic references for industrial coating cross-reference.

Copied #84C3BE

RAL 6027

#84C3BE

Light green

Copied #E7EBDA

RAL 9002

#E7EBDA

Grey white

Copied #F4F4F4

RAL 9003

#F4F4F4

Signal white

Copied #F6F6F6

RAL 9016

#F6F6F6

Traffic white

Copied #FFFFFF

RAL 9010

#FFFFFF

Pure white

Copied #BDECB6

RAL 6019

#BDECB6

Pastel green

FAQ about Paleturquoise1

What is the HEX code for Paleturquoise1?

Paleturquoise1 (paleturquoise1) has the HEX code #BBFFFF. In RGB it is rgb(187, 255, 255), and in CMYK it is cmyk(27%, 0%, 0%, 0%).

What is the OKLCH value of Paleturquoise1?

Paleturquoise1 converts to oklch(0.955 0.067 196.1). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.

Is Paleturquoise1 accessible for body text?

Used as a background, Paleturquoise1 has a contrast ratio of 18.86:1 with black text and 1.11:1 with white text. WCAG 2.1 AA requires 4.5:1 for normal text. The current recommendation is to use black text and verify in real UI context.

What is the closest Pantone to Paleturquoise1?

The closest Pantone reference to Paleturquoise1 by ΔE2000 perceptual distance is Pantone 304 C (#9CDBD9). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.

What is the closest RAL color to Paleturquoise1?

The closest RAL Classic reference to Paleturquoise1 by ΔE2000 distance is RAL 6027 (Light green, #84C3BE). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.

What is the complementary color of Paleturquoise1?

The complementary color (180° opposite on the HSL color wheel) of Paleturquoise1 is #FFBDBD. Use it for high-contrast accents, error states, or call-to-action pairings.

Data provenance & source

X11 named colors (xorg rgb.txt)

The historical X11 color name list shipped in the xorg-server rgb.txt file. Roughly 550 entries covering classic computing color names like 'PapayaWhip', 'MediumAquamarine', and 'DarkSlateGray'. Many CSS named colors originate here. Use as a reference for legacy and creative color names. Most modern CSS implementations accept these names directly.

Source type
derived
Confidence
high
License
MIT/X11 license (X Consortium)
Last reviewed
2026-05-24

Workflow tags

x11
named-color
legacy
cyan

X11 colors are sRGB digital values from a 1980s color system. For print, convert to a process-appropriate color and proof against substrate.

X11 named colors · Paleturquoise1 — #BBFFFF | PantoneTools