#0C103C#0C103C

#0C103C is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.4% C 0.083 H 272.5°. Best body text is #FFFFFF at 18.18:1 contrast (WCAG AA passes).

Color values

HEX	#0C103C
RGB	rgb(12, 16, 60)
HSL	hsl(235, 67%, 14%)
HSV	hsv(235, 80%, 24%)
CMYK	cmyk(80%, 73.3%, 0%, 76.5%)
CIE-LAB	lab(7.00, 15.72, -28.78)
CIE-LCH	lch(7.00, 32.80, 298.65°)
OKLab	oklab(20.43% 0.0037 -0.0833)
OKLCH	oklch(20.43% 0.083 272.5)
XYZ	xyz(1.1522, 0.7749, 4.3629)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C103C #3C380C

analogous

#0C283C #0C103C #200C3C

triadic

#0C103C #3C0C10 #103C0C

tetradic

#0C103C #3C0C28 #3C380C #0C3C20

square

#0C103C #3C0C28 #3C380C #0C3C20

split-complementary

#0C103C #3C200C #283C0C

monochromatic

#05071A #05071A #0C103C #161E6F #202BA2

Accessibility & contrast

On white

18.18

#0C103C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0C103C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C103C

18.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C103C	#FFFFFF	#000000	##FFFFFF
##0C103C	1.00	18.18	1.16	18.18
#FFFFFF	18.18	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183D

Deuteranopia (green-blind)

#00133B

Tritanopia (blue-blind)

#001B24

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0c103c;
/* rgb */ color: rgb(12, 16, 60);
/* oklch */ color: oklch(20.4% 0.083 272.5);

Tailwind

colors: {
  custom: {
    50: '#534e72',
    500: '#0c103c',
    950: '#000000',
  },
}

SCSS

$custom: #0c103c;
$custom-light: #534e72;
$custom-dark: #000000;

JSON

{
  "hex": "#0c103c",
  "rgb": {
    "r": 12,
    "g": 16,
    "b": 60
  },
  "hsl": {
    "h": 235,
    "s": 66.667,
    "l": 14.118
  },
  "oklch": {
    "l": 0.20429,
    "c": 0.08341,
    "h": 272.5
  },
  "luminance": 0.00775
}

Semantic roles & 50–950 ramp

primary

#0C103C

secondary

#78722C

accent

#DB3EEA

background

#F5F4F6

surface

#E8E7EC

border

#C4C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #0C103C

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

Preview Lab → · Contrast checker → · Palette generator →