#0C1042#0C1042

#0C1042 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.1% C 0.093 H 271.9°. Best body text is #FFFFFF at 17.97:1 contrast (WCAG AA passes).

Color values

HEX	#0C1042
RGB	rgb(12, 16, 66)
HSL	hsl(236, 69%, 15%)
HSV	hsv(236, 82%, 26%)
CMYK	cmyk(81.8%, 75.8%, 0%, 74.1%)
CIE-LAB	lab(7.61, 18.43, -32.08)
CIE-LCH	lch(7.61, 37.00, 299.88°)
OKLab	oklab(21.1% 0.0031 -0.0928)
OKLCH	oklch(21.1% 0.093 271.9)
XYZ	xyz(1.3199, 0.8420, 5.2462)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 1.92

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1042 #423E0C

analogous

#0C2B42 #0C1042 #230C42

triadic

#0C1042 #420C10 #10420C

tetradic

#0C1042 #420C2B #423E0C #0C4223

square

#0C1042 #420C2B #423E0C #0C4223

split-complementary

#0C1042 #42230C #2B420C

monochromatic

#05061A #05061A #0C1042 #151D76 #1F29AA

Accessibility & contrast

On white

17.97

#0C1042 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0C1042 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1042

17.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1042	#FFFFFF	#000000	##FFFFFF
##0C1042	1.00	17.97	1.17	17.97
#FFFFFF	17.97	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001944

Deuteranopia (green-blind)

#001441

Tritanopia (blue-blind)

#001D27

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0c1042;
/* rgb */ color: rgb(12, 16, 66);
/* oklch */ color: oklch(21.1% 0.093 271.9);

Tailwind

colors: {
  custom: {
    50: '#554e77',
    500: '#0c1042',
    950: '#000000',
  },
}

SCSS

$custom: #0c1042;
$custom-light: #554e77;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1042",
  "rgb": {
    "r": 12,
    "g": 16,
    "b": 66
  },
  "hsl": {
    "h": 235.556,
    "s": 69.231,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21097,
    "c": 0.09283,
    "h": 271.9
  },
  "luminance": 0.00842
}

Semantic roles & 50–950 ramp

primary

#0C1042

secondary

#7E782C

accent

#DF3CEC

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0C1042

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

Preview Lab → · Contrast checker → · Palette generator →