#0A031F#0A031F

#0A031F is a very dark, moderate violet. Relative luminance 0.002; OKLCH L 13.8% C 0.060 H 290.6°. Best body text is #FFFFFF at 20.08:1 contrast (WCAG AA passes).

Color values

HEX	#0A031F
RGB	rgb(10, 3, 31)
HSL	hsl(255, 82%, 7%)
HSV	hsv(255, 90%, 12%)
CMYK	cmyk(67.7%, 90.3%, 0%, 87.8%)
CIE-LAB	lab(2.06, 7.69, -14.78)
CIE-LCH	lch(2.06, 16.66, 297.48°)
OKLab	oklab(13.85% 0.0211 -0.0562)
OKLCH	oklch(13.85% 0.06 290.6)
XYZ	xyz(0.4050, 0.2286, 1.3188)
Luminance	0.0023 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.65

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A031F #181F03

analogous

#030A1F #0A031F #18031F

triadic

#0A031F #1F0A03 #031F0A

tetradic

#0A031F #1F030A #181F03 #031F18

square

#0A031F #1F030A #181F03 #031F18

split-complementary

#0A031F #1F1803 #0A1F03

monochromatic

#09031C #09031C #0A031F #1C0857 #2E0E8F

Accessibility & contrast

On white

20.08

#0A031F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#0A031F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A031F

20.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A031F	#FFFFFF	#000000	##FFFFFF
##0A031F	1.00	20.08	1.05	20.08
#FFFFFF	20.08	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	20.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000820

Deuteranopia (green-blind)

#00071E

Tritanopia (blue-blind)

#04090F

Achromatopsia (no color)

#080808

Design tokens & code

CSS

--color: #0a031f;
/* rgb */ color: rgb(10, 3, 31);
/* oklch */ color: oklch(13.8% 0.060 290.6);

Tailwind

colors: {
  custom: {
    50: '#4b485a',
    500: '#0a031f',
    950: '#000000',
  },
}

SCSS

$custom: #0a031f;
$custom-light: #4b485a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a031f",
  "rgb": {
    "r": 10,
    "g": 3,
    "b": 31
  },
  "hsl": {
    "h": 255,
    "s": 82.353,
    "l": 6.667
  },
  "oklch": {
    "l": 0.13848,
    "c": 0.06006,
    "h": 290.6
  },
  "luminance": 0.00229
}

Semantic roles & 50–950 ramp

primary

#0A031F

secondary

#51631B

accent

#F92FC6

background

#F4F4F5

surface

#E7E6E9

border

#C3C2C5

text

#010004

muted

#777779

Preview Lab

Preview with #0A031F

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

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