#303239#303239

#303239 is a dark, near-neutral blue. Relative luminance 0.032; OKLCH L 31.8% C 0.013 H 273.0°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#303239
RGB	rgb(48, 50, 57)
HSL	hsl(227, 9%, 21%)
HSV	hsv(227, 16%, 22%)
CMYK	cmyk(15.8%, 12.3%, 0%, 77.6%)
CIE-LAB	lab(20.85, 0.89, -4.71)
CIE-LCH	lch(20.85, 4.80, 280.72°)
OKLab	oklab(31.8% 0.0007 -0.0127)
OKLCH	oklch(31.8% 0.013 273)
XYZ	xyz(3.0979, 3.2050, 4.3255)
Luminance	0.0321 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303239 #393730

analogous

#303639 #303239 #323039

triadic

#303239 #393032 #323930

tetradic

#303239 #393036 #393730 #303932

square

#303239 #393036 #393730 #303932

split-complementary

#303239 #393230 #363930

monochromatic

#0E0F11 #141518 #303239 #4C4F5A #686C7B

Accessibility & contrast

On white

12.80

#303239 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#303239 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303239

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303239	#FFFFFF	#000000	##FFFFFF
##303239	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303339

Deuteranopia (green-blind)

#2F3239

Tritanopia (blue-blind)

#2E3334

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #303239;
/* rgb */ color: rgb(48, 50, 57);
/* oklch */ color: oklch(31.8% 0.013 273.0);

Tailwind

colors: {
  custom: {
    50: '#68696f',
    500: '#303239',
    950: '#000000',
  },
}

SCSS

$custom: #303239;
$custom-light: #68696f;
$custom-dark: #000000;

JSON

{
  "hex": "#303239",
  "rgb": {
    "r": 48,
    "g": 50,
    "b": 57
  },
  "hsl": {
    "h": 226.667,
    "s": 8.571,
    "l": 20.588
  },
  "oklch": {
    "l": 0.31795,
    "c": 0.01275,
    "h": 273
  },
  "luminance": 0.03205
}

Semantic roles & 50–950 ramp

primary

#303239

secondary

#68665C

accent

#A476B2

background

#F6F6F6

surface

#EBEBEC

border

#C6C6C7

text

#060607

muted

#7A7A7A

Preview Lab

Preview with #303239

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

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