#31353D#31353D

#31353D is a dark, near-neutral blue. Relative luminance 0.035; OKLCH L 32.8% C 0.015 H 264.3°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#31353D
RGB	rgb(49, 53, 61)
HSL	hsl(220, 11%, 22%)
HSV	hsv(220, 20%, 24%)
CMYK	cmyk(19.7%, 13.1%, 0%, 76.1%)
CIE-LAB	lab(22.07, 0.34, -5.58)
CIE-LCH	lch(22.07, 5.59, 273.49°)
OKLab	oklab(32.83% -0.0015 -0.0151)
OKLCH	oklch(32.83% 0.015 264.3)
XYZ	xyz(3.3818, 3.5360, 4.9183)
Luminance	0.0354 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31353D #3D3931

analogous

#313B3D #31353D #33313D

triadic

#31353D #3D3135 #353D31

tetradic

#31353D #3D313B #3D3931 #313D33

square

#31353D #3D313B #3D3931 #313D33

split-complementary

#31353D #3D3331 #3B3D31

monochromatic

#0E0F11 #16181B #31353D #4C525F #687081

Accessibility & contrast

On white

12.30

#31353D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#31353D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31353D

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31353D	#FFFFFF	#000000	##FFFFFF
##31353D	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33353D

Deuteranopia (green-blind)

#31343D

Tritanopia (blue-blind)

#2E3738

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #31353d;
/* rgb */ color: rgb(49, 53, 61);
/* oklch */ color: oklch(32.8% 0.015 264.3);

Tailwind

colors: {
  custom: {
    50: '#696c72',
    500: '#31353d',
    950: '#000000',
  },
}

SCSS

$custom: #31353d;
$custom-light: #696c72;
$custom-dark: #000000;

JSON

{
  "hex": "#31353d",
  "rgb": {
    "r": 49,
    "g": 53,
    "b": 61
  },
  "hsl": {
    "h": 220,
    "s": 10.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.32831,
    "c": 0.0152,
    "h": 264.3
  },
  "luminance": 0.03536
}

Semantic roles & 50–950 ramp

primary

#31353D

secondary

#6D675D

accent

#9F74B4

background

#F6F6F6

surface

#EBEBEC

border

#C6C6C7

text

#060608

muted

#7A7A7B

Preview Lab

Preview with #31353D

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

Preview Lab → · Contrast checker → · Palette generator →