#081B3B#081B3B

#081B3B is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 22.8% C 0.067 H 260.1°. Best body text is #FFFFFF at 17.07:1 contrast (WCAG AA passes).

Color values

HEX	#081B3B
RGB	rgb(8, 27, 59)
HSL	hsl(218, 76%, 13%)
HSV	hsv(218, 86%, 23%)
CMYK	cmyk(86.4%, 54.2%, 0%, 76.9%)
CIE-LAB	lab(10.19, 6.10, -22.91)
CIE-LCH	lch(10.19, 23.70, 284.91°)
OKLab	oklab(22.77% -0.0115 -0.0657)
OKLCH	oklch(22.77% 0.067 260.1)
XYZ	xyz(1.2812, 1.1511, 4.2915)
Luminance	0.0115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#081B3B #3B2808

analogous

#08343B #081B3B #0E083B

triadic

#081B3B #3B081B #1B3B08

tetradic

#081B3B #3B0834 #3B2808 #083B0E

square

#081B3B #3B0834 #3B2808 #083B0E

split-complementary

#081B3B #3B0E08 #343B08

monochromatic

#040C1B #040C1B #081B3B #0F3471 #174CA7

Accessibility & contrast

On white

17.07

#081B3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#081B3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #081B3B

17.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##081B3B	#FFFFFF	#000000	##FFFFFF
##081B3B	1.00	17.07	1.23	17.07
#FFFFFF	17.07	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A1E3C

Deuteranopia (green-blind)

#011A3A

Tritanopia (blue-blind)

#002328

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #081b3b;
/* rgb */ color: rgb(8, 27, 59);
/* oklch */ color: oklch(22.8% 0.067 260.1);

Tailwind

colors: {
  custom: {
    50: '#505671',
    500: '#081b3b',
    950: '#000000',
  },
}

SCSS

$custom: #081b3b;
$custom-light: #505671;
$custom-dark: #000000;

JSON

{
  "hex": "#081b3b",
  "rgb": {
    "r": 8,
    "g": 27,
    "b": 59
  },
  "hsl": {
    "h": 217.647,
    "s": 76.119,
    "l": 13.137
  },
  "oklch": {
    "l": 0.22773,
    "c": 0.06672,
    "h": 260.1
  },
  "luminance": 0.01151
}

Semantic roles & 50–950 ramp

primary

#081B3B

secondary

#7A5A25

accent

#AC35F3

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020307

muted

#78787A

Preview Lab

Preview with #081B3B

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

Preview Lab → · Contrast checker → · Palette generator →