#0C253E#0C253E

#0C253E is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.9% C 0.056 H 250.9°. Best body text is #FFFFFF at 15.56:1 contrast (WCAG AA passes).

Color values

HEX	#0C253E
RGB	rgb(12, 37, 62)
HSL	hsl(210, 68%, 15%)
HSV	hsv(210, 81%, 24%)
CMYK	cmyk(80.6%, 40.3%, 0%, 75.7%)
CIE-LAB	lab(14.11, 0.52, -18.76)
CIE-LCH	lch(14.11, 18.77, 271.59°)
OKLab	oklab(25.94% -0.0184 -0.0533)
OKLCH	oklch(25.94% 0.056 250.9)
XYZ	xyz(1.6824, 1.7489, 4.8054)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C253E #3E250C

analogous

#0C3E3E #0C253E #0C0C3E

triadic

#0C253E #3E0C25 #253E0C

tetradic

#0C253E #3E0C3E #3E250C #0C3E0C

square

#0C253E #3E0C3E #3E250C #0C3E0C

split-complementary

#0C253E #3E0C0C #3E3E0C

monochromatic

#050F1A #050F1A #0C253E #164471 #2062A5

Accessibility & contrast

On white

15.56

#0C253E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0C253E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C253E

15.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C253E	#FFFFFF	#000000	##FFFFFF
##0C253E	1.00	15.56	1.35	15.56
#FFFFFF	15.56	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A263F

Deuteranopia (green-blind)

#13223E

Tritanopia (blue-blind)

#002B2E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0c253e;
/* rgb */ color: rgb(12, 37, 62);
/* oklch */ color: oklch(25.9% 0.056 250.9);

Tailwind

colors: {
  custom: {
    50: '#525f73',
    500: '#0c253e',
    950: '#000000',
  },
}

SCSS

$custom: #0c253e;
$custom-light: #525f73;
$custom-dark: #000000;

JSON

{
  "hex": "#0c253e",
  "rgb": {
    "r": 12,
    "g": 37,
    "b": 62
  },
  "hsl": {
    "h": 210,
    "s": 67.568,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25935,
    "c": 0.0564,
    "h": 250.9
  },
  "luminance": 0.01749
}

Semantic roles & 50–950 ramp

primary

#0C253E

secondary

#7A532C

accent

#943DEA

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #0C253E

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

Preview Lab → · Contrast checker → · Palette generator →