#28343D#28343D

#28343D is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.8% C 0.023 H 240.8°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#28343D
RGB	rgb(40, 52, 61)
HSL	hsl(206, 21%, 20%)
HSV	hsv(206, 34%, 24%)
CMYK	cmyk(34.4%, 14.8%, 0%, 76.1%)
CIE-LAB	lab(21.00, -2.42, -7.28)
CIE-LCH	lch(21.00, 7.67, 251.63°)
OKLab	oklab(31.79% -0.0111 -0.0199)
OKLCH	oklch(31.79% 0.023 240.8)
XYZ	xyz(2.9451, 3.2439, 4.8849)
Luminance	0.0324 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28343D #3D3128

analogous

#283D3C #28343D #282A3D

triadic

#28343D #3D2834 #343D28

tetradic

#28343D #3C283D #3D3128 #2A3D28

square

#28343D #3C283D #3D3128 #2A3D28

split-complementary

#28343D #3D282A #3D3C28

monochromatic

#0C1012 #101418 #28343D #405462 #587387

Accessibility & contrast

On white

12.74

#28343D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#28343D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28343D

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28343D	#FFFFFF	#000000	##FFFFFF
##28343D	1.00	12.74	1.65	12.74
#FFFFFF	12.74	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30343D

Deuteranopia (green-blind)

#2D313D

Tritanopia (blue-blind)

#223637

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #28343d;
/* rgb */ color: rgb(40, 52, 61);
/* oklch */ color: oklch(31.8% 0.023 240.8);

Tailwind

colors: {
  custom: {
    50: '#626b72',
    500: '#28343d',
    950: '#000000',
  },
}

SCSS

$custom: #28343d;
$custom-light: #626b72;
$custom-dark: #000000;

JSON

{
  "hex": "#28343d",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 61
  },
  "hsl": {
    "h": 205.714,
    "s": 20.792,
    "l": 19.804
  },
  "oklch": {
    "l": 0.31793,
    "c": 0.02284,
    "h": 240.8
  },
  "luminance": 0.03244
}

Semantic roles & 50–950 ramp

primary

#28343D

secondary

#6E5E52

accent

#8E6ABD

background

#F5F6F6

surface

#EAEBEC

border

#C6C6C7

text

#050608

muted

#797A7B

Preview Lab

Preview with #28343D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →