#0D0C57#0D0C57

#0D0C57 is a very dark, vivid blue. Relative luminance 0.010; OKLCH L 23.1% C 0.127 H 271.1°. Best body text is #FFFFFF at 17.39:1 contrast (WCAG AA passes).

Color values

HEX	#0D0C57
RGB	rgb(13, 12, 87)
HSL	hsl(241, 76%, 19%)
HSV	hsv(241, 86%, 34%)
CMYK	cmyk(85.1%, 86.2%, 0%, 65.9%)
CIE-LAB	lab(9.29, 29.42, -43.87)
CIE-LCH	lch(9.29, 52.82, 303.85°)
OKLab	oklab(23.08% 0.0024 -0.127)
OKLCH	oklch(23.08% 0.127 271.1)
XYZ	xyz(2.0172, 1.0364, 9.1087)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D0C57 #56570C

analogous

#0C3157 #0D0C57 #330C57

triadic

#0D0C57 #570D0C #0C570D

tetradic

#0D0C57 #570C31 #56570C #0C5733

square

#0D0C57 #570C31 #56570C #0C5733

split-complementary

#0D0C57 #57330C #31570C

monochromatic

#04041B #050521 #0D0C57 #15138D #1D1BC3

Accessibility & contrast

On white

17.39

#0D0C57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#0D0C57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D0C57

17.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D0C57	#FFFFFF	#000000	##FFFFFF
##0D0C57	1.00	17.39	1.21	17.39
#FFFFFF	17.39	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E59

Deuteranopia (green-blind)

#001656

Tritanopia (blue-blind)

#002332

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #0d0c57;
/* rgb */ color: rgb(13, 12, 87);
/* oklch */ color: oklch(23.1% 0.127 271.1);

Tailwind

colors: {
  custom: {
    50: '#5c4c87',
    500: '#0d0c57',
    950: '#000000',
  },
}

SCSS

$custom: #0d0c57;
$custom-light: #5c4c87;
$custom-dark: #000000;

JSON

{
  "hex": "#0d0c57",
  "rgb": {
    "r": 13,
    "g": 12,
    "b": 87
  },
  "hsl": {
    "h": 240.8,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.23079,
    "c": 0.12701,
    "h": 271.1
  },
  "luminance": 0.01037
}

Semantic roles & 50–950 ramp

primary

#0D0C57

secondary

#91922D

accent

#F235F0

background

#F5F4F8

surface

#E9E7F0

border

#C5C3CB

text

#05010B

muted

#79777C

Preview Lab

Preview with #0D0C57

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

Preview Lab → · Contrast checker → · Palette generator →