#0C1451#0C1451

#0C1451 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.6% C 0.110 H 269.4°. Best body text is #FFFFFF at 17.01:1 contrast (WCAG AA passes).

Color values

HEX	#0C1451
RGB	rgb(12, 20, 81)
HSL	hsl(233, 74%, 18%)
HSV	hsv(233, 85%, 32%)
CMYK	cmyk(85.2%, 75.3%, 0%, 68.2%)
CIE-LAB	lab(10.35, 21.79, -38.02)
CIE-LCH	lch(10.35, 43.82, 299.82°)
OKLab	oklab(23.6% -0.0012 -0.1101)
OKLCH	oklch(23.6% 0.11 269.4)
XYZ	xyz(1.8865, 1.1723, 7.9098)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1451 #51490C

analogous

#0C3651 #0C1451 #260C51

triadic

#0C1451 #510C14 #14510C

tetradic

#0C1451 #510C36 #51490C #0C5126

square

#0C1451 #510C36 #51490C #0C5126

split-complementary

#0C1451 #51260C #36510C

monochromatic

#04071B #04071C #0C1451 #142186 #1C2EBC

Accessibility & contrast

On white

17.01

#0C1451 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0C1451 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1451

17.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1451	#FFFFFF	#000000	##FFFFFF
##0C1451	1.00	17.01	1.23	17.01
#FFFFFF	17.01	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002053

Deuteranopia (green-blind)

#001950

Tritanopia (blue-blind)

#002530

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0c1451;
/* rgb */ color: rgb(12, 20, 81);
/* oklch */ color: oklch(23.6% 0.110 269.4);

Tailwind

colors: {
  custom: {
    50: '#595183',
    500: '#0c1451',
    950: '#000000',
  },
}

SCSS

$custom: #0c1451;
$custom-light: #595183;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1451",
  "rgb": {
    "r": 12,
    "g": 20,
    "b": 81
  },
  "hsl": {
    "h": 233.043,
    "s": 74.194,
    "l": 18.235
  },
  "oklch": {
    "l": 0.23601,
    "c": 0.11009,
    "h": 269.4
  },
  "luminance": 0.01173
}

Semantic roles & 50–950 ramp

primary

#0C1451

secondary

#8C812C

accent

#DB37F1

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020B

muted

#79787C

Preview Lab

Preview with #0C1451

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

Preview Lab → · Contrast checker → · Palette generator →