Lightsteelblue1
lightsteelblue1 · #CAE1FF
HEX
#CAE1FF
RGB
rgb(202, 225, 255)
CMYK
cmyk(21%, 12%, 0%, 0%)
HSL
hsl(214, 100%, 90%)
LAB
lab(88.8, -1.4, -17.1)
What is Lightsteelblue1?
Lightsteelblue1 is the lightsteelblue1 reference in the X11 named colors. Its sRGB value is #CAE1FF (rgb 202, 225, 255). It sits in the blue 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 Lightsteelblue1 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Lightsteelblue1
An 11-step tonal scale derived from Lightsteelblue1 (#CAE1FF). 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.
50
#FBFDFF
#FBFDFF
100
#F7FAFF
#F7FAFF
200
#EEF5FF
#EEF5FF
300
#E5F0FF
#E5F0FF
400
#D7E9FF
#D7E9FF
500
#CAE1FF
#CAE1FF
600
#ACBFD9
#ACBFD9
700
#8392A6
#8392A6
800
#5B6573
#5B6573
900
#333840
#333840
950
#181B1F
#181B1F
Lighter tints (mixed with white)
15%
#D3E6FF
30%
#DCEBFF
45%
#E4EFFF
60%
#ECF4FF
75%
#F3F8FF
Darker shades (mixed with black)
15%
#BCD1ED
30%
#ACC0DA
45%
#9AACC4
60%
#8595AA
75%
#6B7889
Color harmonies for Lightsteelblue1
Classic color-theory harmonies derived from rotating the hue of Lightsteelblue1. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#CAE1FF
#CAE1FF
#FFE9CC
#FFE9CC
Triadic
Three colors 120° apart
#CAE1FF
#CAE1FF
#FFCCE2
#FFCCE2
#E2FFCC
#E2FFCC
Analogous
Two neighbors ±30° on the wheel
#CCFCFF
#CCFCFF
#CAE1FF
#CAE1FF
#CFCCFF
#CFCCFF
Split-complementary
Base + two colors flanking its complement
#CAE1FF
#CAE1FF
#FFCFCC
#FFCFCC
#FCFFCC
#FCFFCC
Tetradic
Two complementary pairs
#CAE1FF
#CAE1FF
#E9CCFF
#E9CCFF
#FFE9CC
#FFE9CC
#E2FFCC
#E2FFCC
Square
Four colors evenly spaced 90° apart
#CAE1FF
#CAE1FF
#FFCCFC
#FFCCFC
#FFE9CC
#FFE9CC
#CCFFCF
#CCFFCF
Lightsteelblue1 in every color space
Full conversion of Lightsteelblue1 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
#CAE1FF
RGB
rgb(202, 225, 255)
CMYK
cmyk(21%, 12%, 0%, 0%)
HSL
hsl(214, 100%, 90%)
HSV
hsv(214, 21%, 100%)
HWB
hwb(214 79% 0%)
CIE Lab
lab(88.8 -1.4 -17.1)
OKLCH
oklch(90.2% 0.048 255.1)
XYZ (D65)
xyz(69.33, 73.63, 105.15)
Copy-ready code for Lightsteelblue1
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: #CAE1FF;
background-color: #CAE1FF;CSS variable
:root {
--color-lightsteelblue1: #CAE1FF;
}Tailwind config
// tailwind.config.js
colors: {
'lightsteelblue1': '#CAE1FF',
}Sass
$color-lightsteelblue1: #CAE1FF;Swift UIColor
UIColor(red: 0.792, green: 0.882, blue: 1.000, alpha: 1.0)Android XML
<color name="lightsteelblue1">#CAE1FF</color>Closest match in every color system
The nearest Lightsteelblue1 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.
Closest Pantone matches
Top 6 ΔE2000-closest Pantone references. Cross-system matching is approximate — see disclaimer.
Closest RAL Classic matches
Top 6 ΔE2000-closest RAL Classic references for industrial coating cross-reference.
RAL 7035
#D7D7D7
Light grey
RAL 9018
#D7D7D7
Papyrus white
RAL 9003
#F4F4F4
Signal white
RAL 9016
#F6F6F6
Traffic white
RAL 9010
#FFFFFF
Pure white
RAL 7040
#9DA1AA
Window grey
FAQ about Lightsteelblue1
What is the HEX code for Lightsteelblue1?
Lightsteelblue1 (lightsteelblue1) has the HEX code #CAE1FF. In RGB it is rgb(202, 225, 255), and in CMYK it is cmyk(21%, 12%, 0%, 0%).
What is the OKLCH value of Lightsteelblue1?
Lightsteelblue1 converts to oklch(0.902 0.048 255.1). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Lightsteelblue1 accessible for body text?
Used as a background, Lightsteelblue1 has a contrast ratio of 15.73:1 with black text and 1.34:1 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 Lightsteelblue1?
The closest Pantone reference to Lightsteelblue1 by ΔE2000 perceptual distance is Pantone 290 C (#B9D9EB). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Lightsteelblue1?
The closest RAL Classic reference to Lightsteelblue1 by ΔE2000 distance is RAL 7035 (Light grey, #D7D7D7). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Lightsteelblue1?
The complementary color (180° opposite on the HSL color wheel) of Lightsteelblue1 is #FFE9CC. 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 colors are sRGB digital values from a 1980s color system. For print, convert to a process-appropriate color and proof against substrate.