#0C2857#0C2857

#0C2857 is a dark, moderate blue. Relative luminance 0.023; OKLCH L 28.7% C 0.092 H 260.2°. Best body text is #FFFFFF at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#0C2857
RGB	rgb(12, 40, 87)
HSL	hsl(218, 76%, 19%)
HSV	hsv(218, 86%, 34%)
CMYK	cmyk(86.2%, 54%, 0%, 65.9%)
CIE-LAB	lab(16.91, 9.38, -31.39)
CIE-LCH	lch(16.91, 32.76, 286.63°)
OKLab	oklab(28.68% -0.0156 -0.0903)
OKLCH	oklch(28.68% 0.092 260.2)
XYZ	xyz(2.6301, 2.2836, 9.3171)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C2857 #573B0C

analogous

#0C4E57 #0C2857 #160C57

triadic

#0C2857 #570C28 #28570C

tetradic

#0C2857 #570C4E #573B0C #0C5716

square

#0C2857 #570C4E #573B0C #0C5716

split-complementary

#0C2857 #57160C #4E570C

monochromatic

#040C1B #050F21 #0C2857 #13418D #1B59C3

Accessibility & contrast

On white

14.42

#0C2857 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#0C2857 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C2857

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C2857	#FFFFFF	#000000	##FFFFFF
##0C2857	1.00	14.42	1.46	14.42
#FFFFFF	14.42	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B2D59

Deuteranopia (green-blind)

#002656

Tritanopia (blue-blind)

#00333B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0c2857;
/* rgb */ color: rgb(12, 40, 87);
/* oklch */ color: oklch(28.7% 0.092 260.2);

Tailwind

colors: {
  custom: {
    50: '#596187',
    500: '#0c2857',
    950: '#000000',
  },
}

SCSS

$custom: #0c2857;
$custom-light: #596187;
$custom-dark: #000000;

JSON

{
  "hex": "#0c2857",
  "rgb": {
    "r": 12,
    "g": 40,
    "b": 87
  },
  "hsl": {
    "h": 217.6,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.28677,
    "c": 0.09166,
    "h": 260.2
  },
  "luminance": 0.02284
}

Semantic roles & 50–950 ramp

primary

#0C2857

secondary

#926C2D

accent

#AC35F2

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #0C2857

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

Preview Lab → · Contrast checker → · Palette generator →