#0A031D#0A031D

#0A031D is a very dark, muted violet. Relative luminance 0.002; OKLCH L 13.6% C 0.057 H 292.4°. Best body text is #FFFFFF at 20.12:1 contrast (WCAG AA passes).

Color values

HEX	#0A031D
RGB	rgb(10, 3, 29)
HSL	hsl(256, 81%, 6%)
HSV	hsv(256, 90%, 11%)
CMYK	cmyk(65.5%, 89.7%, 0%, 88.6%)
CIE-LAB	lab(1.97, 7.04, -13.33)
CIE-LCH	lch(1.97, 15.07, 297.84°)
OKLab	oklab(13.61% 0.0217 -0.0526)
OKLCH	oklch(13.61% 0.057 292.4)
XYZ	xyz(0.3794, 0.2184, 1.1843)
Luminance	0.0022 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 9.61

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A031D #161D03

analogous

#03091D #0A031D #17031D

triadic

#0A031D #1D0A03 #031D0A

tetradic

#0A031D #1D0309 #161D03 #031D17

square

#0A031D #1D0309 #161D03 #031D17

split-complementary

#0A031D #1D1703 #091D03

monochromatic

#0A031C #0A031C #0A031D #1D0954 #300E8C

Accessibility & contrast

On white

20.12

#0A031D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#0A031D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A031D

20.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A031D	#FFFFFF	#000000	##FFFFFF
##0A031D	1.00	20.12	1.04	20.12
#FFFFFF	20.12	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00081E

Deuteranopia (green-blind)

#00071C

Tritanopia (blue-blind)

#05080E

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #0a031d;
/* rgb */ color: rgb(10, 3, 29);
/* oklch */ color: oklch(13.6% 0.057 292.4);

Tailwind

colors: {
  custom: {
    50: '#4b4858',
    500: '#0a031d',
    950: '#000000',
  },
}

SCSS

$custom: #0a031d;
$custom-light: #4b4858;
$custom-dark: #000000;

JSON

{
  "hex": "#0a031d",
  "rgb": {
    "r": 10,
    "g": 3,
    "b": 29
  },
  "hsl": {
    "h": 256.154,
    "s": 81.25,
    "l": 6.275
  },
  "oklch": {
    "l": 0.13613,
    "c": 0.05694,
    "h": 292.4
  },
  "luminance": 0.00218
}

Semantic roles & 50–950 ramp

primary

#0A031D

secondary

#4E611B

accent

#F830C2

background

#F4F4F5

surface

#E7E6E9

border

#C3C2C5

text

#010003

muted

#777778

Preview Lab

Preview with #0A031D

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

Preview Lab → · Contrast checker → · Palette generator →