#0C1D43#0C1D43

#0C1D43 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.2% C 0.076 H 263.6°. Best body text is #FFFFFF at 16.50:1 contrast (WCAG AA passes).

Color values

HEX	#0C1D43
RGB	rgb(12, 29, 67)
HSL	hsl(221, 70%, 15%)
HSV	hsv(221, 82%, 26%)
CMYK	cmyk(82.1%, 56.7%, 0%, 73.7%)
CIE-LAB	lab(11.70, 8.84, -26.11)
CIE-LCH	lch(11.70, 27.57, 288.69°)
OKLab	oklab(24.19% -0.0084 -0.075)
OKLCH	oklch(24.19% 0.076 263.6)
XYZ	xyz(1.6037, 1.3620, 5.4875)
Luminance	0.0136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1D43 #43320C

analogous

#0C3843 #0C1D43 #170C43

triadic

#0C1D43 #430C1D #1D430C

tetradic

#0C1D43 #430C38 #43320C #0C4317

square

#0C1D43 #430C38 #43320C #0C4317

split-complementary

#0C1D43 #43170C #38430C

monochromatic

#050B1A #050B1A #0C1D43 #153377 #1F4AAB

Accessibility & contrast

On white

16.50

#0C1D43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0C1D43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1D43

16.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1D43	#FFFFFF	#000000	##FFFFFF
##0C1D43	1.00	16.50	1.27	16.50
#FFFFFF	16.50	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#072244

Deuteranopia (green-blind)

#001D42

Tritanopia (blue-blind)

#00262C

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0c1d43;
/* rgb */ color: rgb(12, 29, 67);
/* oklch */ color: oklch(24.2% 0.076 263.6);

Tailwind

colors: {
  custom: {
    50: '#545877',
    500: '#0c1d43',
    950: '#000000',
  },
}

SCSS

$custom: #0c1d43;
$custom-light: #545877;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1d43",
  "rgb": {
    "r": 12,
    "g": 29,
    "b": 67
  },
  "hsl": {
    "h": 221.455,
    "s": 69.62,
    "l": 15.49
  },
  "oklch": {
    "l": 0.24187,
    "c": 0.07551,
    "h": 263.6
  },
  "luminance": 0.01362
}

Semantic roles & 50–950 ramp

primary

#0C1D43

secondary

#7F652C

accent

#B63BEC

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #0C1D43

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

Preview Lab → · Contrast checker → · Palette generator →