#0D283F#0D283F

#0D283F is a dark, muted cyan. Relative luminance 0.020; OKLCH L 26.9% C 0.054 H 247.2°. Best body text is #FFFFFF at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#0D283F
RGB	rgb(13, 40, 63)
HSL	hsl(208, 66%, 15%)
HSV	hsv(208, 79%, 25%)
CMYK	cmyk(79.4%, 36.5%, 0%, 75.3%)
CIE-LAB	lab(15.29, -1.05, -17.60)
CIE-LCH	lch(15.29, 17.64, 266.60°)
OKLab	oklab(26.89% -0.0209 -0.0499)
OKLCH	oklch(26.89% 0.054 247.2)
XYZ	xyz(1.8216, 1.9618, 4.9843)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D283F #3F240D

analogous

#0D3F3D #0D283F #0D0F3F

triadic

#0D283F #3F0D28 #283F0D

tetradic

#0D283F #3D0D3F #3F240D #0F3F0D

square

#0D283F #3D0D3F #3F240D #0F3F0D

split-complementary

#0D283F #3F0D0F #3F3D0D

monochromatic

#051019 #051019 #0D283F #174872 #2268A4

Accessibility & contrast

On white

15.08

#0D283F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0D283F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D283F

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D283F	#FFFFFF	#000000	##FFFFFF
##0D283F	1.00	15.08	1.39	15.08
#FFFFFF	15.08	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2940

Deuteranopia (green-blind)

#17243F

Tritanopia (blue-blind)

#002D30

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0d283f;
/* rgb */ color: rgb(13, 40, 63);
/* oklch */ color: oklch(26.9% 0.054 247.2);

Tailwind

colors: {
  custom: {
    50: '#536174',
    500: '#0d283f',
    950: '#000000',
  },
}

SCSS

$custom: #0d283f;
$custom-light: #536174;
$custom-dark: #000000;

JSON

{
  "hex": "#0d283f",
  "rgb": {
    "r": 13,
    "g": 40,
    "b": 63
  },
  "hsl": {
    "h": 207.6,
    "s": 65.789,
    "l": 14.902
  },
  "oklch": {
    "l": 0.26889,
    "c": 0.05407,
    "h": 247.2
  },
  "luminance": 0.01962
}

Semantic roles & 50–950 ramp

primary

#0D283F

secondary

#7B512D

accent

#8D3FE9

background

#F4F5F7

surface

#E8E9ED

border

#C4C5C8

text

#030508

muted

#78797B

Preview Lab

Preview with #0D283F

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

Preview Lab → · Contrast checker → · Palette generator →