#31343D#31343D

#31343D is a dark, near-neutral blue. Relative luminance 0.034; OKLCH L 32.6% C 0.016 H 270.9°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#31343D
RGB	rgb(49, 52, 61)
HSL	hsl(225, 11%, 22%)
HSV	hsv(225, 20%, 24%)
CMYK	cmyk(19.7%, 14.8%, 0%, 76.1%)
CIE-LAB	lab(21.75, 1.01, -6.07)
CIE-LCH	lch(21.75, 6.16, 279.47°)
OKLab	oklab(32.57% 0.0003 -0.0165)
OKLCH	oklch(32.57% 0.016 270.9)
XYZ	xyz(3.3367, 3.4458, 4.9033)
Luminance	0.0345 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31343D #3D3A31

analogous

#313A3D #31343D #34313D

triadic

#31343D #3D3134 #343D31

tetradic

#31343D #3D313A #3D3A31 #313D34

square

#31343D #3D313A #3D3A31 #313D34

split-complementary

#31343D #3D3431 #3A3D31

monochromatic

#0E0E11 #16171B #31343D #4C515F #686E81

Accessibility & contrast

On white

12.43

#31343D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#31343D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31343D

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31343D	#FFFFFF	#000000	##FFFFFF
##31343D	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31353D

Deuteranopia (green-blind)

#31343D

Tritanopia (blue-blind)

#2E3637

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #31343d;
/* rgb */ color: rgb(49, 52, 61);
/* oklch */ color: oklch(32.6% 0.016 270.9);

Tailwind

colors: {
  custom: {
    50: '#696b72',
    500: '#31343d',
    950: '#000000',
  },
}

SCSS

$custom: #31343d;
$custom-light: #696b72;
$custom-dark: #000000;

JSON

{
  "hex": "#31343d",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 61
  },
  "hsl": {
    "h": 225,
    "s": 10.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.32575,
    "c": 0.01647,
    "h": 270.9
  },
  "luminance": 0.03446
}

Semantic roles & 50–950 ramp

primary

#31343D

secondary

#6D695D

accent

#A474B4

background

#F6F6F6

surface

#EBEBEC

border

#C6C6C7

text

#060608

muted

#7A7A7B

Preview Lab

Preview with #31343D

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

Preview Lab → · Contrast checker → · Palette generator →