#0C2E51#0C2E51

#0C2E51 is a dark, moderate cyan. Relative luminance 0.026; OKLCH L 29.8% C 0.074 H 252.3°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#0C2E51
RGB	rgb(12, 46, 81)
HSL	hsl(210, 74%, 18%)
HSV	hsv(210, 85%, 32%)
CMYK	cmyk(85.2%, 43.2%, 0%, 68.2%)
CIE-LAB	lab(18.48, 2.30, -24.85)
CIE-LCH	lch(18.48, 24.95, 275.28°)
OKLab	oklab(29.75% -0.0226 -0.071)
OKLCH	oklch(29.75% 0.074 252.3)
XYZ	xyz(2.6133, 2.6259, 8.1521)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C2E51 #512F0C

analogous

#0C5051 #0C2E51 #0C0C51

triadic

#0C2E51 #510C2E #2E510C

tetradic

#0C2E51 #510C50 #512F0C #0C510C

square

#0C2E51 #510C50 #512F0C #0C510C

split-complementary

#0C2E51 #510C0C #50510C

monochromatic

#040F1B #04101C #0C2E51 #144C86 #1C6BBC

Accessibility & contrast

On white

13.77

#0C2E51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#0C2E51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C2E51

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C2E51	#FFFFFF	#000000	##FFFFFF
##0C2E51	1.00	13.77	1.53	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3052

Deuteranopia (green-blind)

#122A50

Tritanopia (blue-blind)

#00363B

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0c2e51;
/* rgb */ color: rgb(12, 46, 81);
/* oklch */ color: oklch(29.8% 0.074 252.3);

Tailwind

colors: {
  custom: {
    50: '#576682',
    500: '#0c2e51',
    950: '#000000',
  },
}

SCSS

$custom: #0c2e51;
$custom-light: #576682;
$custom-dark: #000000;

JSON

{
  "hex": "#0c2e51",
  "rgb": {
    "r": 12,
    "g": 46,
    "b": 81
  },
  "hsl": {
    "h": 210.435,
    "s": 74.194,
    "l": 18.235
  },
  "oklch": {
    "l": 0.29751,
    "c": 0.07447,
    "h": 252.3
  },
  "luminance": 0.02626
}

Semantic roles & 50–950 ramp

primary

#0C2E51

secondary

#8C5D2C

accent

#9537F1

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04050A

muted

#797A7C

Preview Lab

Preview with #0C2E51

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

Preview Lab → · Contrast checker → · Palette generator →