#03091E#03091E

#03091E is a very dark, muted blue. Relative luminance 0.003; OKLCH L 14.8% C 0.047 H 264.8°. Best body text is #FFFFFF at 19.78:1 contrast (WCAG AA passes).

Color values

HEX	#03091E
RGB	rgb(3, 9, 30)
HSL	hsl(227, 82%, 6%)
HSV	hsv(227, 90%, 12%)
CMYK	cmyk(90%, 70%, 0%, 88.2%)
CIE-LAB	lab(2.79, 3.13, -12.95)
CIE-LCH	lch(2.79, 13.32, 283.59°)
OKLab	oklab(14.76% -0.0043 -0.0466)
OKLCH	oklch(14.76% 0.047 264.8)
XYZ	xyz(0.3695, 0.3084, 1.2681)
Luminance	0.0031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03091E #1E1803

analogous

#03171E #03091E #0B031E

triadic

#03091E #1E0309 #091E03

tetradic

#03091E #1E0317 #1E1803 #031E0B

square

#03091E #1E0317 #1E1803 #031E0B

split-complementary

#03091E #1E0B03 #171E03

monochromatic

#03081C #03081C #03091E #091A56 #0E2A8D

Accessibility & contrast

On white

19.78

#03091E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#03091E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03091E

19.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03091E	#FFFFFF	#000000	##FFFFFF
##03091E	1.00	19.78	1.06	19.78
#FFFFFF	19.78	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#010C1F

Deuteranopia (green-blind)

#00091E

Tritanopia (blue-blind)

#000E12

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #03091e;
/* rgb */ color: rgb(3, 9, 30);
/* oklch */ color: oklch(14.8% 0.047 264.8);

Tailwind

colors: {
  custom: {
    50: '#474b59',
    500: '#03091e',
    950: '#000000',
  },
}

SCSS

$custom: #03091e;
$custom-light: #474b59;
$custom-dark: #000000;

JSON

{
  "hex": "#03091e",
  "rgb": {
    "r": 3,
    "g": 9,
    "b": 30
  },
  "hsl": {
    "h": 226.667,
    "s": 81.818,
    "l": 6.471
  },
  "oklch": {
    "l": 0.14763,
    "c": 0.04683,
    "h": 264.8
  },
  "luminance": 0.00308
}

Semantic roles & 50–950 ramp

primary

#03091E

secondary

#62521B

accent

#CC30F8

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000103

muted

#777778

Preview Lab

Preview with #03091E

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

Preview Lab → · Contrast checker → · Palette generator →