#031D28#031D28

#031D28 is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 21.7% C 0.039 H 229.1°. Best body text is #FFFFFF at 17.35:1 contrast (WCAG AA passes).

Color values

HEX	#031D28
RGB	rgb(3, 29, 40)
HSL	hsl(198, 86%, 8%)
HSV	hsv(198, 93%, 16%)
CMYK	cmyk(92.5%, 27.5%, 0%, 84.3%)
CIE-LAB	lab(9.41, -5.35, -10.37)
CIE-LCH	lch(9.41, 11.67, 242.71°)
OKLab	oklab(21.68% -0.0252 -0.0292)
OKLCH	oklch(21.68% 0.039 229.1)
XYZ	xyz(0.8598, 1.0512, 2.1647)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031D28 #280E03

analogous

#032820 #031D28 #030A28

triadic

#031D28 #28031D #1D2803

tetradic

#031D28 #200328 #280E03 #0A2803

square

#031D28 #200328 #280E03 #0A2803

split-complementary

#031D28 #28030A #282003

monochromatic

#02151C #02151C #031D28 #074661 #0C709A

Accessibility & contrast

On white

17.35

#031D28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#031D28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031D28

17.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031D28	#FFFFFF	#000000	##FFFFFF
##031D28	1.00	17.35	1.21	17.35
#FFFFFF	17.35	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171C29

Deuteranopia (green-blind)

#121928

Tritanopia (blue-blind)

#002021

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #031d28;
/* rgb */ color: rgb(3, 29, 40);
/* oklch */ color: oklch(21.7% 0.039 229.1);

Tailwind

colors: {
  custom: {
    50: '#495861',
    500: '#031d28',
    950: '#000000',
  },
}

SCSS

$custom: #031d28;
$custom-light: #495861;
$custom-dark: #000000;

JSON

{
  "hex": "#031d28",
  "rgb": {
    "r": 3,
    "g": 29,
    "b": 40
  },
  "hsl": {
    "h": 197.838,
    "s": 86.047,
    "l": 8.431
  },
  "oklch": {
    "l": 0.21676,
    "c": 0.03855,
    "h": 229.1
  },
  "luminance": 0.01051
}

Semantic roles & 50–950 ramp

primary

#031D28

secondary

#6C331B

accent

#6A2CFC

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010305

muted

#777879

Preview Lab

Preview with #031D28

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

Preview Lab → · Contrast checker → · Palette generator →