#0C1D51#0C1D51

#0C1D51 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.5% C 0.098 H 265.8°. Best body text is #FFFFFF at 16.03:1 contrast (WCAG AA passes).

Color values

HEX	#0C1D51
RGB	rgb(12, 29, 81)
HSL	hsl(225, 74%, 18%)
HSV	hsv(225, 85%, 32%)
CMYK	cmyk(85.2%, 64.2%, 0%, 68.2%)
CIE-LAB	lab(12.93, 15.07, -33.80)
CIE-LCH	lch(12.93, 37.01, 294.04°)
OKLab	oklab(25.5% -0.0072 -0.0976)
OKLCH	oklch(25.5% 0.098 265.8)
XYZ	xyz(2.0757, 1.5507, 7.9729)
Luminance	0.0155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1D51 #51400C

analogous

#0C3F51 #0C1D51 #1D0C51

triadic

#0C1D51 #510C1D #1D510C

tetradic

#0C1D51 #510C3F #51400C #0C511D

square

#0C1D51 #510C3F #51400C #0C511D

split-complementary

#0C1D51 #511D0C #3F510C

monochromatic

#040A1B #040A1C #0C1D51 #143086 #1C43BC

Accessibility & contrast

On white

16.03

#0C1D51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#0C1D51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1D51

16.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1D51	#FFFFFF	#000000	##FFFFFF
##0C1D51	1.00	16.03	1.31	16.03
#FFFFFF	16.03	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002553

Deuteranopia (green-blind)

#001E50

Tritanopia (blue-blind)

#002A33

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0c1d51;
/* rgb */ color: rgb(12, 29, 81);
/* oklch */ color: oklch(25.5% 0.098 265.8);

Tailwind

colors: {
  custom: {
    50: '#585882',
    500: '#0c1d51',
    950: '#000000',
  },
}

SCSS

$custom: #0c1d51;
$custom-light: #585882;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1d51",
  "rgb": {
    "r": 12,
    "g": 29,
    "b": 81
  },
  "hsl": {
    "h": 225.217,
    "s": 74.194,
    "l": 18.235
  },
  "oklch": {
    "l": 0.25498,
    "c": 0.0979,
    "h": 265.8
  },
  "luminance": 0.01551
}

Semantic roles & 50–950 ramp

primary

#0C1D51

secondary

#8C752C

accent

#C337F1

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030A

muted

#79787C

Preview Lab

Preview with #0C1D51

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

Preview Lab → · Contrast checker → · Palette generator →