#313331#313331

#313331 is a dark, near-neutral grey. Relative luminance 0.032; OKLCH L 31.8% C 0.004 H 145.5°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#313331
RGB	rgb(49, 51, 49)
HSL	hsl(120, 2%, 20%)
HSV	hsv(120, 4%, 20%)
CMYK	cmyk(3.9%, 0%, 3.9%, 80%)
CIE-LAB	lab(20.99, -1.34, 0.96)
CIE-LCH	lch(20.99, 1.65, 144.28°)
OKLab	oklab(31.84% -0.0037 0.0025)
OKLCH	oklch(31.84% 0.004 145.5)
XYZ	xyz(3.0047, 3.2424, 3.3727)
Luminance	0.0324 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313331 #333133

analogous

#323331 #313331 #313332

triadic

#313331 #313133 #333131

tetradic

#313331 #313233 #333133 #333231

square

#313331 #313233 #333133 #333231

split-complementary

#313331 #323133 #333132

monochromatic

#0F100F #131413 #313331 #4F524F #6D716D

Accessibility & contrast

On white

12.74

#313331 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#313331 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313331

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313331	#FFFFFF	#000000	##FFFFFF
##313331	1.00	12.74	1.65	12.74
#FFFFFF	12.74	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333331

Deuteranopia (green-blind)

#333231

Tritanopia (blue-blind)

#313332

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #313331;
/* rgb */ color: rgb(49, 51, 49);
/* oklch */ color: oklch(31.8% 0.004 145.5);

Tailwind

colors: {
  custom: {
    50: '#696a69',
    500: '#313331',
    950: '#000000',
  },
}

SCSS

$custom: #313331;
$custom-light: #696a69;
$custom-dark: #000000;

JSON

{
  "hex": "#313331",
  "rgb": {
    "r": 49,
    "g": 51,
    "b": 49
  },
  "hsl": {
    "h": 120,
    "s": 2,
    "l": 19.608
  },
  "oklch": {
    "l": 0.31838,
    "c": 0.00447,
    "h": 145.5
  },
  "luminance": 0.03242
}

Semantic roles & 50–950 ramp

primary

#313331

secondary

#615F61

accent

#7DABAB

background

#F6F6F6

surface

#EBEBEB

border

#C6C6C6

text

#060606

muted

#7A7A7A

Preview Lab

Preview with #313331

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

Preview Lab → · Contrast checker → · Palette generator →