#031631#031631

#031631 is a very dark, muted blue. Relative luminance 0.008; OKLCH L 20.2% C 0.060 H 256.4°. Best body text is #FFFFFF at 18.06:1 contrast (WCAG AA passes).

Color values

HEX	#031631
RGB	rgb(3, 22, 49)
HSL	hsl(215, 88%, 10%)
HSV	hsv(215, 94%, 19%)
CMYK	cmyk(93.9%, 55.1%, 0%, 80.8%)
CIE-LAB	lab(7.36, 4.25, -20.24)
CIE-LCH	lch(7.36, 20.68, 281.85°)
OKLab	oklab(20.24% -0.0141 -0.0582)
OKLCH	oklch(20.24% 0.06 256.4)
XYZ	xyz(0.8786, 0.8148, 3.0161)
Luminance	0.0081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031631 #311E03

analogous

#032D31 #031631 #070331

triadic

#031631 #310316 #163103

tetradic

#031631 #31032D #311E03 #033107

square

#031631 #31032D #311E03 #033107

split-complementary

#031631 #310703 #2D3103

monochromatic

#020D1D #020D1D #031631 #07306B #0A4AA4

Accessibility & contrast

On white

18.06

#031631 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#031631 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031631

18.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031631	#FFFFFF	#000000	##FFFFFF
##031631	1.00	18.06	1.16	18.06
#FFFFFF	18.06	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081932

Deuteranopia (green-blind)

#011430

Tritanopia (blue-blind)

#001C21

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #031631;
/* rgb */ color: rgb(3, 22, 49);
/* oklch */ color: oklch(20.2% 0.060 256.4);

Tailwind

colors: {
  custom: {
    50: '#4b5269',
    500: '#031631',
    950: '#000000',
  },
}

SCSS

$custom: #031631;
$custom-light: #4b5269;
$custom-dark: #000000;

JSON

{
  "hex": "#031631",
  "rgb": {
    "r": 3,
    "g": 22,
    "b": 49
  },
  "hsl": {
    "h": 215.217,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.20244,
    "c": 0.0599,
    "h": 256.4
  },
  "luminance": 0.00815
}

Semantic roles & 50–950 ramp

primary

#031631

secondary

#74501B

accent

#A629FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #031631

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

Preview Lab → · Contrast checker → · Palette generator →