#03091A#03091A

#03091A is a very dark, muted blue. Relative luminance 0.003; OKLCH L 14.4% C 0.039 H 262.7°. Best body text is #FFFFFF at 19.85:1 contrast (WCAG AA passes).

Color values

HEX	#03091A
RGB	rgb(3, 9, 26)
HSL	hsl(224, 79%, 6%)
HSV	hsv(224, 88%, 10%)
CMYK	cmyk(88.5%, 65.4%, 0%, 89.8%)
CIE-LAB	lab(2.61, 1.91, -10.01)
CIE-LCH	lch(2.61, 10.19, 280.80°)
OKLab	oklab(14.38% -0.005 -0.0389)
OKLCH	oklch(14.38% 0.039 262.7)
XYZ	xyz(0.3216, 0.2893, 1.0160)
Luminance	0.0029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03091A #1A1403

analogous

#03141A #03091A #08031A

triadic

#03091A #1A0309 #091A03

tetradic

#03091A #1A0314 #1A1403 #031A08

square

#03091A #1A0314 #1A1403 #031A08

split-complementary

#03091A #1A0803 #141A03

monochromatic

#03091B #03091B #03091B #091C51 #102F88

Accessibility & contrast

On white

19.85

#03091A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#03091A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03091A

19.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03091A	#FFFFFF	#000000	##FFFFFF
##03091A	1.00	19.85	1.06	19.85
#FFFFFF	19.85	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#030B1B

Deuteranopia (green-blind)

#01091A

Tritanopia (blue-blind)

#000D10

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #03091a;
/* rgb */ color: rgb(3, 9, 26);
/* oklch */ color: oklch(14.4% 0.039 262.7);

Tailwind

colors: {
  custom: {
    50: '#474b56',
    500: '#03091a',
    950: '#000000',
  },
}

SCSS

$custom: #03091a;
$custom-light: #474b56;
$custom-dark: #000000;

JSON

{
  "hex": "#03091a",
  "rgb": {
    "r": 3,
    "g": 9,
    "b": 26
  },
  "hsl": {
    "h": 224.348,
    "s": 79.31,
    "l": 5.686
  },
  "oklch": {
    "l": 0.14376,
    "c": 0.03926,
    "h": 262.7
  },
  "luminance": 0.00289
}

Semantic roles & 50–950 ramp

primary

#03091A

secondary

#5E4C1B

accent

#C332F6

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000103

muted

#777778

Preview Lab

Preview with #03091A

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

Preview Lab → · Contrast checker → · Palette generator →