#31363F#31363F

#31363F is a dark, near-neutral blue. Relative luminance 0.036; OKLCH L 33.2% C 0.017 H 262.2°. Best body text is #FFFFFF at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#31363F
RGB	rgb(49, 54, 63)
HSL	hsl(219, 13%, 22%)
HSV	hsv(219, 22%, 25%)
CMYK	cmyk(22.2%, 14.3%, 0%, 75.3%)
CIE-LAB	lab(22.48, 0.21, -6.32)
CIE-LCH	lch(22.48, 6.33, 271.94°)
OKLab	oklab(33.17% -0.0023 -0.0172)
OKLCH	oklch(33.17% 0.017 262.2)
XYZ	xyz(3.4828, 3.6501, 5.2227)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31363F #3F3A31

analogous

#313D3F #31363F #33313F

triadic

#31363F #3F3136 #363F31

tetradic

#31363F #3F313D #3F3A31 #313F33

square

#31363F #3F313D #3F3A31 #313F33

split-complementary

#31363F #3F3331 #3D3F31

monochromatic

#0D0F11 #16181D #31363F #4C5461 #677184

Accessibility & contrast

On white

12.14

#31363F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#31363F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31363F

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31363F	#FFFFFF	#000000	##FFFFFF
##31363F	1.00	12.14	1.73	12.14
#FFFFFF	12.14	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33363F

Deuteranopia (green-blind)

#32353F

Tritanopia (blue-blind)

#2E3839

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #31363f;
/* rgb */ color: rgb(49, 54, 63);
/* oklch */ color: oklch(33.2% 0.017 262.2);

Tailwind

colors: {
  custom: {
    50: '#696c74',
    500: '#31363f',
    950: '#000000',
  },
}

SCSS

$custom: #31363f;
$custom-light: #696c74;
$custom-dark: #000000;

JSON

{
  "hex": "#31363f",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 63
  },
  "hsl": {
    "h": 218.571,
    "s": 12.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.33175,
    "c": 0.01734,
    "h": 262.2
  },
  "luminance": 0.0365
}

Semantic roles & 50–950 ramp

primary

#31363F

secondary

#6F685D

accent

#9D72B5

background

#F6F6F7

surface

#EBEBED

border

#C6C6C8

text

#060708

muted

#7A7A7B

Preview Lab

Preview with #31363F

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

Preview Lab → · Contrast checker → · Palette generator →