#0C034E#0C034E

#0C034E is a very dark, vivid blue. Relative luminance 0.007; OKLCH L 20.5% C 0.124 H 273.0°. Best body text is #FFFFFF at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#0C034E
RGB	rgb(12, 3, 78)
HSL	hsl(247, 93%, 16%)
HSV	hsv(247, 96%, 31%)
CMYK	cmyk(84.6%, 96.2%, 0%, 69.4%)
CIE-LAB	lab(6.26, 31.08, -42.71)
CIE-LCH	lch(6.26, 52.82, 306.04°)
OKLab	oklab(20.52% 0.0065 -0.1241)
OKLCH	oklch(20.52% 0.124 273)
XYZ	xyz(1.5589, 0.6932, 7.2579)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C034E #454E03

analogous

#031F4E #0C034E #31034E

triadic

#0C034E #4E0C03 #034E0C

tetradic

#0C034E #4E031F #454E03 #034E31

square

#0C034E #4E031F #454E03 #034E31

split-complementary

#0C034E #4E3103 #1F4E03

monochromatic

#05011D #05011D #0C034E #150589 #1E08C4

Accessibility & contrast

On white

18.44

#0C034E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#0C034E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C034E

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C034E	#FFFFFF	#000000	##FFFFFF
##0C034E	1.00	18.44	1.14	18.44
#FFFFFF	18.44	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001750

Deuteranopia (green-blind)

#00104D

Tritanopia (blue-blind)

#001C2B

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #0c034e;
/* rgb */ color: rgb(12, 3, 78);
/* oklch */ color: oklch(20.5% 0.124 273.0);

Tailwind

colors: {
  custom: {
    50: '#5a4781',
    500: '#0c034e',
    950: '#000000',
  },
}

SCSS

$custom: #0c034e;
$custom-light: #5a4781;
$custom-dark: #000000;

JSON

{
  "hex": "#0c034e",
  "rgb": {
    "r": 12,
    "g": 3,
    "b": 78
  },
  "hsl": {
    "h": 247.2,
    "s": 92.593,
    "l": 15.882
  },
  "oklch": {
    "l": 0.20515,
    "c": 0.12429,
    "h": 273
  },
  "luminance": 0.00693
}

Semantic roles & 50–950 ramp

primary

#0C034E

secondary

#818E1E

accent

#FF29E5

background

#F5F4F7

surface

#E9E6EE

border

#C5C2C9

text

#04000A

muted

#79777C

Preview Lab

Preview with #0C034E

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

Preview Lab → · Contrast checker → · Palette generator →