#03081F#03081F

#03081F is a very dark, muted blue. Relative luminance 0.003; OKLCH L 14.6% C 0.051 H 266.7°. Best body text is #FFFFFF at 19.84:1 contrast (WCAG AA passes).

Color values

HEX	#03081F
RGB	rgb(3, 8, 31)
HSL	hsl(229, 82%, 7%)
HSV	hsv(229, 90%, 12%)
CMYK	cmyk(90.3%, 74.2%, 0%, 87.8%)
CIE-LAB	lab(2.64, 3.86, -13.96)
CIE-LCH	lch(2.64, 14.48, 285.44°)
OKLab	oklab(14.56% -0.0029 -0.0504)
OKLCH	oklch(14.56% 0.051 266.7)
XYZ	xyz(0.3716, 0.2919, 1.3328)
Luminance	0.0029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03081F #1F1A03

analogous

#03161F #03081F #0C031F

triadic

#03081F #1F0308 #081F03

tetradic

#03081F #1F0316 #1F1A03 #031F0C

square

#03081F #1F0316 #1F1A03 #031F0C

split-complementary

#03081F #1F0C03 #161F03

monochromatic

#03071C #03071C #03081F #081657 #0E258F

Accessibility & contrast

On white

19.84

#03081F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#03081F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03081F

19.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03081F	#FFFFFF	#000000	##FFFFFF
##03081F	1.00	19.84	1.06	19.84
#FFFFFF	19.84	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B20

Deuteranopia (green-blind)

#00081F

Tritanopia (blue-blind)

#000E12

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #03081f;
/* rgb */ color: rgb(3, 8, 31);
/* oklch */ color: oklch(14.6% 0.051 266.7);

Tailwind

colors: {
  custom: {
    50: '#474a5a',
    500: '#03081f',
    950: '#000000',
  },
}

SCSS

$custom: #03081f;
$custom-light: #474a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#03081f",
  "rgb": {
    "r": 3,
    "g": 8,
    "b": 31
  },
  "hsl": {
    "h": 229.286,
    "s": 82.353,
    "l": 6.667
  },
  "oklch": {
    "l": 0.14561,
    "c": 0.05053,
    "h": 266.7
  },
  "luminance": 0.00292
}

Semantic roles & 50–950 ramp

primary

#03081F

secondary

#63561B

accent

#D52FF9

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000104

muted

#777779

Preview Lab

Preview with #03081F

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

Preview Lab → · Contrast checker → · Palette generator →