#0C0F4F#0C0F4F

#0C0F4F is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.5% C 0.113 H 270.9°. Best body text is #FFFFFF at 17.55:1 contrast (WCAG AA passes).

Color values

HEX	#0C0F4F
RGB	rgb(12, 15, 79)
HSL	hsl(237, 74%, 18%)
HSV	hsv(237, 85%, 31%)
CMYK	cmyk(84.8%, 81%, 0%, 69%)
CIE-LAB	lab(8.86, 24.46, -39.10)
CIE-LCH	lch(8.86, 46.12, 302.02°)
OKLab	oklab(22.46% 0.0017 -0.1132)
OKLCH	oklch(22.46% 0.113 270.9)
XYZ	xyz(1.7332, 0.9841, 7.4942)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.29

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0F4F #4F4C0C

analogous

#0C314F #0C0F4F #2A0C4F

triadic

#0C0F4F #4F0C0F #0F4F0C

tetradic

#0C0F4F #4F0C31 #4F4C0C #0C4F2A

square

#0C0F4F #4F0C31 #4F4C0C #0C4F2A

split-complementary

#0C0F4F #4F2A0C #314F0C

monochromatic

#04051B #04051B #0C0F4F #141984 #1C23B9

Accessibility & contrast

On white

17.55

#0C0F4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0C0F4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0F4F

17.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0F4F	#FFFFFF	#000000	##FFFFFF
##0C0F4F	1.00	17.55	1.20	17.55
#FFFFFF	17.55	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C51

Deuteranopia (green-blind)

#00164E

Tritanopia (blue-blind)

#00222E

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0c0f4f;
/* rgb */ color: rgb(12, 15, 79);
/* oklch */ color: oklch(22.5% 0.113 270.9);

Tailwind

colors: {
  custom: {
    50: '#594e81',
    500: '#0c0f4f',
    950: '#000000',
  },
}

SCSS

$custom: #0c0f4f;
$custom-light: #594e81;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0f4f",
  "rgb": {
    "r": 12,
    "g": 15,
    "b": 79
  },
  "hsl": {
    "h": 237.313,
    "s": 73.626,
    "l": 17.843
  },
  "oklch": {
    "l": 0.22458,
    "c": 0.11324,
    "h": 270.9
  },
  "luminance": 0.00984
}

Semantic roles & 50–950 ramp

primary

#0C0F4F

secondary

#8B862C

accent

#E838F0

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04010A

muted

#79777C

Preview Lab

Preview with #0C0F4F

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

Preview Lab → · Contrast checker → · Palette generator →