#081D3B#081D3B

#081D3B is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.3% C 0.064 H 257.7°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#081D3B
RGB	rgb(8, 29, 59)
HSL	hsl(215, 76%, 13%)
HSV	hsv(215, 86%, 23%)
CMYK	cmyk(86.4%, 50.8%, 0%, 76.9%)
CIE-LAB	lab(10.89, 4.53, -21.78)
CIE-LCH	lch(10.89, 22.25, 281.75°)
OKLab	oklab(23.31% -0.0136 -0.0624)
OKLCH	oklch(23.31% 0.064 257.7)
XYZ	xyz(1.3286, 1.2460, 4.3073)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#081D3B #3B2608

analogous

#08363B #081D3B #0C083B

triadic

#081D3B #3B081D #1D3B08

tetradic

#081D3B #3B0836 #3B2608 #083B0C

square

#081D3B #3B0836 #3B2608 #083B0C

split-complementary

#081D3B #3B0C08 #363B08

monochromatic

#040D1B #040D1B #081D3B #0F3771 #1752A7

Accessibility & contrast

On white

16.81

#081D3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#081D3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #081D3B

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##081D3B	#FFFFFF	#000000	##FFFFFF
##081D3B	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E203C

Deuteranopia (green-blind)

#051B3A

Tritanopia (blue-blind)

#002429

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #081d3b;
/* rgb */ color: rgb(8, 29, 59);
/* oklch */ color: oklch(23.3% 0.064 257.7);

Tailwind

colors: {
  custom: {
    50: '#505871',
    500: '#081d3b',
    950: '#000000',
  },
}

SCSS

$custom: #081d3b;
$custom-light: #505871;
$custom-dark: #000000;

JSON

{
  "hex": "#081d3b",
  "rgb": {
    "r": 8,
    "g": 29,
    "b": 59
  },
  "hsl": {
    "h": 215.294,
    "s": 76.119,
    "l": 13.137
  },
  "oklch": {
    "l": 0.23313,
    "c": 0.06384,
    "h": 257.7
  },
  "luminance": 0.01246
}

Semantic roles & 50–950 ramp

primary

#081D3B

secondary

#7A5725

accent

#A535F3

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020307

muted

#78787A

Preview Lab

Preview with #081D3B

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

Preview Lab → · Contrast checker → · Palette generator →