#333337#333337

#333337 is a dark, near-neutral grey. Relative luminance 0.033; OKLCH L 32.3% C 0.007 H 286.0°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#333337
RGB	rgb(51, 51, 55)
HSL	hsl(240, 4%, 21%)
HSV	hsv(240, 7%, 22%)
CMYK	cmyk(7.3%, 7.3%, 0%, 78.4%)
CIE-LAB	lab(21.38, 0.96, -2.52)
CIE-LCH	lch(21.38, 2.70, 290.78°)
OKLab	oklab(32.26% 0.0019 -0.0067)
OKLCH	oklch(32.26% 0.007 286)
XYZ	xyz(3.2385, 3.3473, 4.0892)
Luminance	0.0335 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333337 #373733

analogous

#333537 #333337 #353337

triadic

#333337 #373333 #333733

tetradic

#333337 #373335 #373733 #333735

square

#333337 #373335 #373733 #333735

split-complementary

#333337 #373533 #353733

monochromatic

#0F0F10 #161617 #333337 #505057 #6E6E77

Accessibility & contrast

On white

12.58

#333337 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#333337 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333337

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333337	#FFFFFF	#000000	##FFFFFF
##333337	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323337

Deuteranopia (green-blind)

#323337

Tritanopia (blue-blind)

#323434

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #333337;
/* rgb */ color: rgb(51, 51, 55);
/* oklch */ color: oklch(32.3% 0.007 286.0);

Tailwind

colors: {
  custom: {
    50: '#6a6a6d',
    500: '#333337',
    950: '#000000',
  },
}

SCSS

$custom: #333337;
$custom-light: #6a6a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#333337",
  "rgb": {
    "r": 51,
    "g": 51,
    "b": 55
  },
  "hsl": {
    "h": 240,
    "s": 3.774,
    "l": 20.784
  },
  "oklch": {
    "l": 0.32263,
    "c": 0.00701,
    "h": 286
  },
  "luminance": 0.03347
}

Semantic roles & 50–950 ramp

primary

#333337

secondary

#666660

accent

#AD7BAD

background

#F6F6F6

surface

#EBEBEB

border

#C6C6C6

text

#060607

muted

#7A7A7A

Preview Lab

Preview with #333337

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

Preview Lab → · Contrast checker → · Palette generator →