#0A0834#0A0834

#0A0834 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.7% C 0.083 H 276.0°. Best body text is #FFFFFF at 19.14:1 contrast (WCAG AA passes).

Color values

HEX	#0A0834
RGB	rgb(10, 8, 52)
HSL	hsl(243, 73%, 12%)
HSV	hsv(243, 85%, 20%)
CMYK	cmyk(80.8%, 84.6%, 0%, 79.6%)
CIE-LAB	lab(4.39, 15.14, -27.19)
CIE-LCH	lch(4.39, 31.12, 299.11°)
OKLab	oklab(17.72% 0.0086 -0.0822)
OKLCH	oklch(17.72% 0.083 276)
XYZ	xyz(0.8316, 0.4861, 3.2981)
Luminance	0.0049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0834 #323408

analogous

#081C34 #0A0834 #200834

triadic

#0A0834 #340A08 #08340A

tetradic

#0A0834 #34081C #323408 #083420

square

#0A0834 #34081C #323408 #083420

split-complementary

#0A0834 #342008 #1C3408

monochromatic

#05041B #05041B #0A0834 #141069 #1E189E

Accessibility & contrast

On white

19.14

#0A0834 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0A0834 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0834

19.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0834	#FFFFFF	#000000	##FFFFFF
##0A0834	1.00	19.14	1.10	19.14
#FFFFFF	19.14	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001135

Deuteranopia (green-blind)

#000D33

Tritanopia (blue-blind)

#00141D

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #0a0834;
/* rgb */ color: rgb(10, 8, 52);
/* oklch */ color: oklch(17.7% 0.083 276.0);

Tailwind

colors: {
  custom: {
    50: '#4f4a6c',
    500: '#0a0834',
    950: '#000000',
  },
}

SCSS

$custom: #0a0834;
$custom-light: #4f4a6c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0834",
  "rgb": {
    "r": 10,
    "g": 8,
    "b": 52
  },
  "hsl": {
    "h": 242.727,
    "s": 73.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.17721,
    "c": 0.0827,
    "h": 276
  },
  "luminance": 0.00486
}

Semantic roles & 50–950 ramp

primary

#0A0834

secondary

#6F7325

accent

#F038E8

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020107

muted

#78777A

Preview Lab

Preview with #0A0834

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

Preview Lab → · Contrast checker → · Palette generator →