#0C2357#0C2357

#0C2357 is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.5% C 0.099 H 263.3°. Best body text is #FFFFFF at 15.07:1 contrast (WCAG AA passes).

Color values

HEX	#0C2357
RGB	rgb(12, 35, 87)
HSL	hsl(222, 76%, 19%)
HSV	hsv(222, 86%, 34%)
CMYK	cmyk(86.2%, 59.8%, 0%, 65.9%)
CIE-LAB	lab(15.32, 13.15, -33.97)
CIE-LCH	lch(15.32, 36.43, 291.16°)
OKLab	oklab(27.47% -0.0114 -0.098)
OKLCH	oklch(27.47% 0.099 263.3)
XYZ	xyz(2.4723, 1.9681, 9.2645)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C2357 #57400C

analogous

#0C4957 #0C2357 #1B0C57

triadic

#0C2357 #570C23 #23570C

tetradic

#0C2357 #570C49 #57400C #0C571B

square

#0C2357 #570C49 #57400C #0C571B

split-complementary

#0C2357 #571B0C #49570C

monochromatic

#040B1B #050D21 #0C2357 #13398D #1B4EC3

Accessibility & contrast

On white

15.07

#0C2357 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0C2357 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C2357

15.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C2357	#FFFFFF	#000000	##FFFFFF
##0C2357	1.00	15.07	1.39	15.07
#FFFFFF	15.07	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A59

Deuteranopia (green-blind)

#002356

Tritanopia (blue-blind)

#003039

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0c2357;
/* rgb */ color: rgb(12, 35, 87);
/* oklch */ color: oklch(27.5% 0.099 263.3);

Tailwind

colors: {
  custom: {
    50: '#595d87',
    500: '#0c2357',
    950: '#000000',
  },
}

SCSS

$custom: #0c2357;
$custom-light: #595d87;
$custom-dark: #000000;

JSON

{
  "hex": "#0c2357",
  "rgb": {
    "r": 12,
    "g": 35,
    "b": 87
  },
  "hsl": {
    "h": 221.6,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.27466,
    "c": 0.09869,
    "h": 263.3
  },
  "luminance": 0.01968
}

Semantic roles & 50–950 ramp

primary

#0C2357

secondary

#92732D

accent

#B835F2

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #0C2357

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

Preview Lab → · Contrast checker → · Palette generator →