#283237#283237

#283237 is a dark, near-neutral cyan. Relative luminance 0.030; OKLCH L 31.0% C 0.016 H 229.6°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#283237
RGB	rgb(40, 50, 55)
HSL	hsl(200, 16%, 19%)
HSV	hsv(200, 27%, 22%)
CMYK	cmyk(27.3%, 9.1%, 0%, 78.4%)
CIE-LAB	lab(20.08, -2.84, -4.57)
CIE-LCH	lch(20.08, 5.38, 238.11°)
OKLab	oklab(30.99% -0.0106 -0.0124)
OKLCH	oklch(30.99% 0.016 229.6)
XYZ	xyz(2.7051, 3.0081, 4.0518)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283237 #372D28

analogous

#283734 #283237 #282A37

triadic

#283237 #372832 #323728

tetradic

#283237 #342837 #372D28 #2A3728

square

#283237 #342837 #372D28 #2A3728

split-complementary

#283237 #37282A #373428

monochromatic

#0D1012 #0E1214 #283237 #42525A #5C727E

Accessibility & contrast

On white

13.11

#283237 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#283237 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283237

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283237	#FFFFFF	#000000	##FFFFFF
##283237	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3137

Deuteranopia (green-blind)

#2D3037

Tritanopia (blue-blind)

#243334

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #283237;
/* rgb */ color: rgb(40, 50, 55);
/* oklch */ color: oklch(31.0% 0.016 229.6);

Tailwind

colors: {
  custom: {
    50: '#62696d',
    500: '#283237',
    950: '#000000',
  },
}

SCSS

$custom: #283237;
$custom-light: #62696d;
$custom-dark: #000000;

JSON

{
  "hex": "#283237",
  "rgb": {
    "r": 40,
    "g": 50,
    "b": 55
  },
  "hsl": {
    "h": 200,
    "s": 15.789,
    "l": 18.627
  },
  "oklch": {
    "l": 0.30988,
    "c": 0.01633,
    "h": 229.6
  },
  "luminance": 0.03008
}

Semantic roles & 50–950 ramp

primary

#283237

secondary

#685A53

accent

#886FB9

background

#F5F6F6

surface

#EAEBEB

border

#C6C6C6

text

#050607

muted

#797A7A

Preview Lab

Preview with #283237

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

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