#31344F#31344F

#31344F is a dark, muted blue. Relative luminance 0.037; OKLCH L 33.5% C 0.048 H 278.6°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#31344F
RGB	rgb(49, 52, 79)
HSL	hsl(234, 23%, 25%)
HSV	hsv(234, 38%, 31%)
CMYK	cmyk(38%, 34.2%, 0%, 69%)
CIE-LAB	lab(22.56, 6.33, -16.93)
CIE-LCH	lch(22.56, 18.07, 290.50°)
OKLab	oklab(33.48% 0.0071 -0.0472)
OKLCH	oklch(33.48% 0.048 278.6)
XYZ	xyz(3.9055, 3.6733, 7.8989)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31344F #4F4C31

analogous

#31434F #31344F #3D314F

triadic

#31344F #4F3134 #344F31

tetradic

#31344F #4F3143 #4F4C31 #314F3D

square

#31344F #4F3143 #4F4C31 #314F3D

split-complementary

#31344F #4F3D31 #434F31

monochromatic

#0C0C13 #1A1B29 #31344F #484D75 #60669B

Accessibility & contrast

On white

12.11

#31344F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#31344F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31344F

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31344F	#FFFFFF	#000000	##FFFFFF
##31344F	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3750

Deuteranopia (green-blind)

#2A354E

Tritanopia (blue-blind)

#29393E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #31344f;
/* rgb */ color: rgb(49, 52, 79);
/* oklch */ color: oklch(33.5% 0.048 278.6);

Tailwind

colors: {
  custom: {
    50: '#6a6b80',
    500: '#31344f',
    950: '#000000',
  },
}

SCSS

$custom: #31344f;
$custom-light: #6a6b80;
$custom-dark: #000000;

JSON

{
  "hex": "#31344f",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 79
  },
  "hsl": {
    "h": 234,
    "s": 23.438,
    "l": 25.098
  },
  "oklch": {
    "l": 0.33477,
    "c": 0.0477,
    "h": 278.6
  },
  "luminance": 0.03673
}

Semantic roles & 50–950 ramp

primary

#31344F

secondary

#807C5C

accent

#B768C0

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#06060A

muted

#7A7A7C

Preview Lab

Preview with #31344F

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

Preview Lab → · Contrast checker → · Palette generator →