#0C0A4E#0C0A4E

#0C0A4E is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.6% C 0.117 H 272.0°. Best body text is #FFFFFF at 17.96:1 contrast (WCAG AA passes).

Color values

HEX	#0C0A4E
RGB	rgb(12, 10, 78)
HSL	hsl(242, 77%, 17%)
HSV	hsv(242, 87%, 31%)
CMYK	cmyk(84.6%, 87.2%, 0%, 69.4%)
CIE-LAB	lab(7.63, 27.20, -40.44)
CIE-LCH	lch(7.63, 48.73, 303.92°)
OKLab	oklab(21.55% 0.004 -0.1171)
OKLCH	oklch(21.55% 0.117 272)
XYZ	xyz(1.6348, 0.8451, 7.2832)
Luminance	0.0084 (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

#0C0A4E #4C4E0A

analogous

#0A2A4E #0C0A4E #2E0A4E

triadic

#0C0A4E #4E0C0A #0A4E0C

tetradic

#0C0A4E #4E0A2A #4C4E0A #0A4E2E

square

#0C0A4E #4E0A2A #4C4E0A #0A4E2E

split-complementary

#0C0A4E #4E2E0A #2A4E0A

monochromatic

#04031B #04031B #0C0A4E #141184 #1D18BA

Accessibility & contrast

On white

17.96

#0C0A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0C0A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0A4E

17.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0A4E	#FFFFFF	#000000	##FFFFFF
##0C0A4E	1.00	17.96	1.17	17.96
#FFFFFF	17.96	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A50

Deuteranopia (green-blind)

#00134D

Tritanopia (blue-blind)

#001F2C

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0c0a4e;
/* rgb */ color: rgb(12, 10, 78);
/* oklch */ color: oklch(21.6% 0.117 272.0);

Tailwind

colors: {
  custom: {
    50: '#594a80',
    500: '#0c0a4e',
    950: '#000000',
  },
}

SCSS

$custom: #0c0a4e;
$custom-light: #594a80;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0a4e",
  "rgb": {
    "r": 12,
    "g": 10,
    "b": 78
  },
  "hsl": {
    "h": 241.765,
    "s": 77.273,
    "l": 17.255
  },
  "oklch": {
    "l": 0.21553,
    "c": 0.11714,
    "h": 272
  },
  "luminance": 0.00845
}

Semantic roles & 50–950 ramp

primary

#0C0A4E

secondary

#888B29

accent

#F434EE

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0C0A4E

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

Preview Lab → · Contrast checker → · Palette generator →