#0C1255#0C1255

#0C1255 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.7% C 0.118 H 269.7°. Best body text is #FFFFFF at 17.03:1 contrast (WCAG AA passes).

Color values

HEX	#0C1255
RGB	rgb(12, 18, 85)
HSL	hsl(235, 75%, 19%)
HSV	hsv(235, 86%, 33%)
CMYK	cmyk(85.9%, 78.8%, 0%, 66.7%)
CIE-LAB	lab(10.31, 24.81, -40.82)
CIE-LCH	lch(10.31, 47.77, 301.29°)
OKLab	oklab(23.71% -0.0007 -0.1182)
OKLCH	oklch(23.71% 0.118 269.7)
XYZ	xyz(2.0071, 1.1664, 8.7119)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1255 #554F0C

analogous

#0C3755 #0C1255 #2B0C55

triadic

#0C1255 #550C12 #12550C

tetradic

#0C1255 #550C37 #554F0C #0C552B

square

#0C1255 #550C37 #554F0C #0C552B

split-complementary

#0C1255 #552B0C #37550C

monochromatic

#04061B #04071F #0C1255 #141D8B #1B29C0

Accessibility & contrast

On white

17.03

#0C1255 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0C1255 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1255

17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1255	#FFFFFF	#000000	##FFFFFF
##0C1255	1.00	17.03	1.23	17.03
#FFFFFF	17.03	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002057

Deuteranopia (green-blind)

#001854

Tritanopia (blue-blind)

#002532

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0c1255;
/* rgb */ color: rgb(12, 18, 85);
/* oklch */ color: oklch(23.7% 0.118 269.7);

Tailwind

colors: {
  custom: {
    50: '#5b5086',
    500: '#0c1255',
    950: '#000000',
  },
}

SCSS

$custom: #0c1255;
$custom-light: #5b5086;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1255",
  "rgb": {
    "r": 12,
    "g": 18,
    "b": 85
  },
  "hsl": {
    "h": 235.068,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.23708,
    "c": 0.11825,
    "h": 269.7
  },
  "luminance": 0.01167
}

Semantic roles & 50–950 ramp

primary

#0C1255

secondary

#90882D

accent

#E236F2

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020B

muted

#79787C

Preview Lab

Preview with #0C1255

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

Preview Lab → · Contrast checker → · Palette generator →