#303951#303951

#303951 is a dark, muted blue. Relative luminance 0.041; OKLCH L 34.7% C 0.044 H 268.3°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#303951
RGB	rgb(48, 57, 81)
HSL	hsl(224, 26%, 25%)
HSV	hsv(224, 41%, 32%)
CMYK	cmyk(40.7%, 29.6%, 0%, 68.2%)
CIE-LAB	lab(24.16, 3.21, -15.78)
CIE-LCH	lch(24.16, 16.11, 281.51°)
OKLab	oklab(34.73% -0.0013 -0.0439)
OKLCH	oklch(34.73% 0.044 268.3)
XYZ	xyz(4.1668, 4.1485, 8.3642)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303951 #514830

analogous

#304951 #303951 #373051

triadic

#303951 #513039 #395130

tetradic

#303951 #513049 #514830 #305137

square

#303951 #513049 #514830 #305137

split-complementary

#303951 #513730 #495130

monochromatic

#0B0E13 #191E2B #303951 #475477 #5E6F9E

Accessibility & contrast

On white

11.48

#303951 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#303951 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303951

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303951	#FFFFFF	#000000	##FFFFFF
##303951	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313B52

Deuteranopia (green-blind)

#2E3850

Tritanopia (blue-blind)

#263E41

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #303951;
/* rgb */ color: rgb(48, 57, 81);
/* oklch */ color: oklch(34.7% 0.044 268.3);

Tailwind

colors: {
  custom: {
    50: '#696f82',
    500: '#303951',
    950: '#000000',
  },
}

SCSS

$custom: #303951;
$custom-light: #696f82;
$custom-dark: #000000;

JSON

{
  "hex": "#303951",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 81
  },
  "hsl": {
    "h": 223.636,
    "s": 25.581,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34726,
    "c": 0.04391,
    "h": 268.3
  },
  "luminance": 0.04149
}

Semantic roles & 50–950 ramp

primary

#303951

secondary

#82775B

accent

#A966C2

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#06070A

muted

#7A7A7C

Preview Lab

Preview with #303951

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

Preview Lab → · Contrast checker → · Palette generator →