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CSS Named Colors

Slategray

slategray · #708090

HEX

#708090

RGB

rgb(112, 128, 144)

CMYK

cmyk(22%, 11%, 0%, 44%)

HSL

hsl(210, 13%, 50%)

LAB

lab(52.8, -2.1, -10.6)

What is Slategray?

Slategray is the slategray reference in the CSS Named Colors. Its sRGB value is #708090 (rgb 112, 128, 144). It sits in the blue family. The 147 named colors defined by the W3C CSS Color Module Level 4 specification — usable directly in CSS as keywords like 'crimson' or 'rebeccapurple'. See disclaimer for accuracy and trademark notes.

Accessibility

WCAG 2.1 contrast checks for Slategray as a background.

Black text on this color

Sample text · 5.18 : 1
AA Normal
AA Large
AAA Normal
AAA Large

White text on this color

Sample text · 4.05 : 1
AA Normal
AA Large
AAA Normal
AAA Large

Shades, tints & tonal scale of Slategray

An 11-step tonal scale derived from Slategray (#708090). 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 #F4F5F6

50

#F4F5F6

#F4F5F6

Copied #E8EBED

100

#E8EBED

#E8EBED

Copied #D1D6DB

200

#D1D6DB

#D1D6DB

Copied #B8C0C8

300

#B8C0C8

#B8C0C8

Copied #94A0AC

400

#94A0AC

#94A0AC

Copied #708090

500

#708090

#708090

Copied #5F6D7A

600

#5F6D7A

#5F6D7A

Copied #49535E

700

#49535E

#49535E

Copied #323A41

800

#323A41

#323A41

Copied #1C2024

900

#1C2024

#1C2024

Copied #0D0F11

950

#0D0F11

#0D0F11

Lighter tints (mixed with white)

Copied #929CA7

15%

#929CA7

Copied #ACB3BB

30%

#ACB3BB

Copied #C2C7CC

45%

#C2C7CC

Copied #D5D8DB

60%

#D5D8DB

Copied #E6E8EA

75%

#E6E8EA

Darker shades (mixed with black)

Copied #687786

15%

#687786

Copied #5F6C7A

30%

#5F6C7A

Copied #54616D

45%

#54616D

Copied #48535E

60%

#48535E

Copied #39424B

75%

#39424B

Color harmonies for Slategray

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

Complementary

180° opposite — strongest contrast

Copied #708090

#708090

#708090

Copied #90806F

#90806F

#90806F

Triadic

Three colors 120° apart

Copied #708090

#708090

#708090

Copied #906F80

#906F80

#906F80

Copied #80906F

#80906F

#80906F

Analogous

Two neighbors ±30° on the wheel

Copied #6F9090

#6F9090

#6F9090

Copied #708090

#708090

#708090

Copied #6F6F90

#6F6F90

#6F6F90

Split-complementary

Base + two colors flanking its complement

Copied #708090

#708090

#708090

Copied #906F6F

#906F6F

#906F6F

Copied #90906F

#90906F

#90906F

Tetradic

Two complementary pairs

Copied #708090

#708090

#708090

Copied #7F6F90

#7F6F90

#7F6F90

Copied #90806F

#90806F

#90806F

Copied #80906F

#80906F

#80906F

Square

Four colors evenly spaced 90° apart

Copied #708090

#708090

#708090

Copied #906F90

#906F90

#906F90

Copied #90806F

#90806F

#90806F

Copied #6F906F

#6F906F

#6F906F

Slategray in every color space

Full conversion of Slategray 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

#708090

RGB

rgb(112, 128, 144)

CMYK

cmyk(22%, 11%, 0%, 44%)

HSL

hsl(210, 13%, 50%)

HSV

hsv(210, 22%, 56%)

HWB

hwb(210 44% 44%)

CIE Lab

lab(52.8 -2.1 -10.6)

OKLCH

oklch(59.3% 0.031 248.3)

XYZ (D65)

xyz(19.43, 20.90, 29.39)

Copy-ready code for Slategray

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: #708090;
background-color: #708090;

CSS variable

:root {
  --color-slategray: #708090;
}

Tailwind config

// tailwind.config.js
colors: {
  'slategray': '#708090',
}

Sass

$color-slategray: #708090;

Swift UIColor

UIColor(red: 0.439, green: 0.502, blue: 0.565, alpha: 1.0)

Android XML

<color name="slategray">#708090</color>

Closest match in every color system

The nearest Slategray 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 CSS 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 #7E8B92

RAL 7000

#7E8B92

Squirrel grey

Copied #787878

RAL 9023

#787878

Pearl dark grey

Copied #606E8C

RAL 5014

#606E8C

Pigeon blue

Copied #7D7F7D

RAL 7037

#7D7F7D

Dusty grey

Copied #8F999F

RAL 7001

#8F999F

Silver grey

Copied #6B716F

RAL 7005

#6B716F

Mouse grey

FAQ about Slategray

What is the HEX code for Slategray?

Slategray (slategray) has the HEX code #708090. In RGB it is rgb(112, 128, 144), and in CMYK it is cmyk(22%, 11%, 0%, 44%).

What is the OKLCH value of Slategray?

Slategray converts to oklch(0.593 0.031 248.3). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.

Is Slategray accessible for body text?

Used as a background, Slategray has a contrast ratio of 5.18:1 with black text and 4.05:1 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 Slategray?

The closest Pantone reference to Slategray by ΔE2000 perceptual distance is Pantone Cool Gray 9 C (#75787B). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.

What is the closest RAL color to Slategray?

The closest RAL Classic reference to Slategray by ΔE2000 distance is RAL 7000 (Squirrel grey, #7E8B92). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.

What is the complementary color of Slategray?

The complementary color (180° opposite on the HSL color wheel) of Slategray is #90806F. Use it for high-contrast accents, error states, or call-to-action pairings.

Data provenance & source

CSS Named Colors (CSS Color Module Level 4)

The 147 named colors defined by the W3C CSS Color Module Level 4 specification. Origin: VGA (16) + X11 (rest) + 'rebeccapurple'. Use as a reference for web color names that all browsers natively support. Names like 'crimson' or 'rebeccapurple' work as CSS values without any framework.

Source type
derived
Confidence
high
License
W3C permissive document license
Last reviewed
2026-05-24

Workflow tags

css
web-standard
named-keyword
blue

CSS named colors are sRGB digital values defined for browsers. For print, convert to a process-appropriate color and proof against substrate.

CSS Named Colors · Slategray — #708090 | PantoneTools