#31344B#31344B

#31344B is a dark, muted blue. Relative luminance 0.036; OKLCH L 33.3% C 0.041 H 278.2°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#31344B
RGB	rgb(49, 52, 75)
HSL	hsl(233, 21%, 24%)
HSV	hsv(233, 35%, 29%)
CMYK	cmyk(34.7%, 30.7%, 0%, 70.6%)
CIE-LAB	lab(22.36, 5.08, -14.57)
CIE-LCH	lch(22.36, 15.43, 289.22°)
OKLab	oklab(33.26% 0.0058 -0.0404)
OKLCH	oklch(33.26% 0.041 278.2)
XYZ	xyz(3.7643, 3.6168, 7.1550)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31344B #4B4831

analogous

#31414B #31344B #3B314B

triadic

#31344B #4B3134 #344B31

tetradic

#31344B #4B3141 #4B4831 #314B3B

square

#31344B #4B3141 #4B4831 #314B3B

split-complementary

#31344B #4B3B31 #414B31

monochromatic

#0C0D13 #191A26 #31344B #494E70 #616795

Accessibility & contrast

On white

12.19

#31344B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#31344B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31344B

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31344B	#FFFFFF	#000000	##FFFFFF
##31344B	1.00	12.19	1.72	12.19
#FFFFFF	12.19	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D364C

Deuteranopia (green-blind)

#2C354A

Tritanopia (blue-blind)

#2A383C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #31344b;
/* rgb */ color: rgb(49, 52, 75);
/* oklch */ color: oklch(33.3% 0.041 278.2);

Tailwind

colors: {
  custom: {
    50: '#6a6b7d',
    500: '#31344b',
    950: '#000000',
  },
}

SCSS

$custom: #31344b;
$custom-light: #6a6b7d;
$custom-dark: #000000;

JSON

{
  "hex": "#31344b",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 75
  },
  "hsl": {
    "h": 233.077,
    "s": 20.968,
    "l": 24.314
  },
  "oklch": {
    "l": 0.33257,
    "c": 0.0408,
    "h": 278.2
  },
  "luminance": 0.03617
}

Semantic roles & 50–950 ramp

primary

#31344B

secondary

#7C785C

accent

#B46ABE

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#060609

muted

#7A7A7B

Preview Lab

Preview with #31344B

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

Preview Lab → · Contrast checker → · Palette generator →