#31344A#31344A

#31344A is a dark, muted blue. Relative luminance 0.036; OKLCH L 33.2% C 0.039 H 278.0°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#31344A
RGB	rgb(49, 52, 74)
HSL	hsl(233, 20%, 24%)
HSV	hsv(233, 34%, 29%)
CMYK	cmyk(33.8%, 29.7%, 0%, 71%)
CIE-LAB	lab(22.31, 4.77, -13.97)
CIE-LCH	lch(22.31, 14.76, 288.85°)
OKLab	oklab(33.2% 0.0055 -0.0387)
OKLCH	oklch(33.2% 0.039 278)
XYZ	xyz(3.7303, 3.6033, 6.9762)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31344A #4A4731

analogous

#31414A #31344A #3B314A

triadic

#31344A #4A3134 #344A31

tetradic

#31344A #4A3141 #4A4731 #314A3B

square

#31344A #4A3141 #4A4731 #314A3B

split-complementary

#31344A #4A3B31 #414A31

monochromatic

#0C0D12 #191A25 #31344A #494E6F #626894

Accessibility & contrast

On white

12.21

#31344A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#31344A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31344A

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31344A	#FFFFFF	#000000	##FFFFFF
##31344A	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E364B

Deuteranopia (green-blind)

#2C3449

Tritanopia (blue-blind)

#2B383C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #31344a;
/* rgb */ color: rgb(49, 52, 74);
/* oklch */ color: oklch(33.2% 0.039 278.0);

Tailwind

colors: {
  custom: {
    50: '#6a6b7c',
    500: '#31344a',
    950: '#000000',
  },
}

SCSS

$custom: #31344a;
$custom-light: #6a6b7c;
$custom-dark: #000000;

JSON

{
  "hex": "#31344a",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 74
  },
  "hsl": {
    "h": 232.8,
    "s": 20.325,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33204,
    "c": 0.03906,
    "h": 278
  },
  "luminance": 0.03603
}

Semantic roles & 50–950 ramp

primary

#31344A

secondary

#7B775C

accent

#B36BBD

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#060609

muted

#7A7A7B

Preview Lab

Preview with #31344A

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

Preview Lab → · Contrast checker → · Palette generator →