#0C103A#0C103A

#0C103A is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.2% C 0.080 H 272.7°. Best body text is #FFFFFF at 18.25:1 contrast (WCAG AA passes).

Color values

HEX	#0C103A
RGB	rgb(12, 16, 58)
HSL	hsl(235, 66%, 14%)
HSV	hsv(235, 79%, 23%)
CMYK	cmyk(79.3%, 72.4%, 0%, 77.3%)
CIE-LAB	lab(6.81, 14.79, -27.65)
CIE-LCH	lch(6.81, 31.35, 298.14°)
OKLab	oklab(20.21% 0.0038 -0.0801)
OKLCH	oklch(20.21% 0.08 272.7)
XYZ	xyz(1.1004, 0.7541, 4.0897)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C103A #3A360C

analogous

#0C273A #0C103A #1F0C3A

triadic

#0C103A #3A0C10 #103A0C

tetradic

#0C103A #3A0C27 #3A360C #0C3A1F

square

#0C103A #3A0C27 #3A360C #0C3A1F

split-complementary

#0C103A #3A1F0C #273A0C

monochromatic

#050719 #050719 #0C103A #161E6D #212C9F

Accessibility & contrast

On white

18.25

#0C103A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0C103A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C103A

18.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C103A	#FFFFFF	#000000	##FFFFFF
##0C103A	1.00	18.25	1.15	18.25
#FFFFFF	18.25	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173B

Deuteranopia (green-blind)

#001339

Tritanopia (blue-blind)

#001B23

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0c103a;
/* rgb */ color: rgb(12, 16, 58);
/* oklch */ color: oklch(20.2% 0.080 272.7);

Tailwind

colors: {
  custom: {
    50: '#524e71',
    500: '#0c103a',
    950: '#000000',
  },
}

SCSS

$custom: #0c103a;
$custom-light: #524e71;
$custom-dark: #000000;

JSON

{
  "hex": "#0c103a",
  "rgb": {
    "r": 12,
    "g": 16,
    "b": 58
  },
  "hsl": {
    "h": 234.783,
    "s": 65.714,
    "l": 13.725
  },
  "oklch": {
    "l": 0.20213,
    "c": 0.08019,
    "h": 272.7
  },
  "luminance": 0.00754
}

Semantic roles & 50–950 ramp

primary

#0C103A

secondary

#76702C

accent

#DA3FE9

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #0C103A

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

Preview Lab → · Contrast checker → · Palette generator →