#03051D#03051D

#03051D is a very dark, muted blue. Relative luminance 0.002; OKLCH L 13.3% C 0.053 H 271.1°. Best body text is #FFFFFF at 20.13:1 contrast (WCAG AA passes).

Color values

HEX	#03051D
RGB	rgb(3, 5, 29)
HSL	hsl(235, 81%, 6%)
HSV	hsv(235, 90%, 11%)
CMYK	cmyk(89.7%, 82.8%, 0%, 88.6%)
CIE-LAB	lab(1.96, 4.41, -13.39)
CIE-LCH	lch(1.96, 14.10, 288.22°)
OKLab	oklab(13.32% 0.001 -0.0533)
OKLCH	oklch(13.32% 0.053 271.1)
XYZ	xyz(0.3135, 0.2166, 1.1874)
Luminance	0.0022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03051D #1D1B03

analogous

#03121D #03051D #0E031D

triadic

#03051D #1D0305 #051D03

tetradic

#03051D #1D0312 #1D1B03 #031D0E

square

#03051D #1D0312 #1D1B03 #031D0E

split-complementary

#03051D #1D0E03 #121D03

monochromatic

#03051C #03051C #03051D #090F54 #0E188C

Accessibility & contrast

On white

20.13

#03051D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#03051D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03051D

20.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03051D	#FFFFFF	#000000	##FFFFFF
##03051D	1.00	20.13	1.04	20.13
#FFFFFF	20.13	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00081E

Deuteranopia (green-blind)

#00061D

Tritanopia (blue-blind)

#000A0F

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #03051d;
/* rgb */ color: rgb(3, 5, 29);
/* oklch */ color: oklch(13.3% 0.053 271.1);

Tailwind

colors: {
  custom: {
    50: '#474958',
    500: '#03051d',
    950: '#000000',
  },
}

SCSS

$custom: #03051d;
$custom-light: #474958;
$custom-dark: #000000;

JSON

{
  "hex": "#03051d",
  "rgb": {
    "r": 3,
    "g": 5,
    "b": 29
  },
  "hsl": {
    "h": 235.385,
    "s": 81.25,
    "l": 6.275
  },
  "oklch": {
    "l": 0.13324,
    "c": 0.05336,
    "h": 271.1
  },
  "luminance": 0.00217
}

Semantic roles & 50–950 ramp

primary

#03051D

secondary

#615C1B

accent

#E830F8

background

#F4F4F5

surface

#E6E6E9

border

#C2C2C5

text

#000003

muted

#777778

Preview Lab

Preview with #03051D

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

Preview Lab → · Contrast checker → · Palette generator →