#0A012F#0A012F

#0A012F is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.4% C 0.088 H 281.6°. Best body text is #FFFFFF at 19.85:1 contrast (WCAG AA passes).

Color values

HEX	#0A012F
RGB	rgb(10, 1, 47)
HSL	hsl(252, 96%, 9%)
HSV	hsv(252, 98%, 18%)
CMYK	cmyk(78.7%, 97.9%, 0%, 81.6%)
CIE-LAB	lab(2.63, 15.24, -26.27)
CIE-LCH	lch(2.63, 30.37, 300.11°)
OKLab	oklab(15.38% 0.0176 -0.086)
OKLCH	oklch(15.38% 0.088 281.6)
XYZ	xyz(0.6490, 0.2914, 2.7108)
Luminance	0.0029 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 1.86

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A012F #262F01

analogous

#010F2F #0A012F #21012F

triadic

#0A012F #2F0A01 #012F0A

tetradic

#0A012F #2F010F #262F01 #012F21

square

#0A012F #2F010F #262F01 #012F21

split-complementary

#0A012F #2F2101 #0F2F01

monochromatic

#06011E #06011E #0A012F #17026B #2404A7

Accessibility & contrast

On white

19.85

#0A012F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#0A012F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A012F

19.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A012F	#FFFFFF	#000000	##FFFFFF
##0A012F	1.00	19.85	1.06	19.85
#FFFFFF	19.85	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B30

Deuteranopia (green-blind)

#00082E

Tritanopia (blue-blind)

#000E18

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #0a012f;
/* rgb */ color: rgb(10, 1, 47);
/* oklch */ color: oklch(15.4% 0.088 281.6);

Tailwind

colors: {
  custom: {
    50: '#4d4768',
    500: '#0a012f',
    950: '#000000',
  },
}

SCSS

$custom: #0a012f;
$custom-light: #4d4768;
$custom-dark: #000000;

JSON

{
  "hex": "#0a012f",
  "rgb": {
    "r": 10,
    "g": 1,
    "b": 47
  },
  "hsl": {
    "h": 251.739,
    "s": 95.833,
    "l": 9.412
  },
  "oklch": {
    "l": 0.15381,
    "c": 0.08781,
    "h": 281.6
  },
  "luminance": 0.00291
}

Semantic roles & 50–950 ramp

primary

#0A012F

secondary

#627517

accent

#FF29D5

background

#F4F3F6

surface

#E7E5EB

border

#C3C1C6

text

#020006

muted

#78777A

Preview Lab

Preview with #0A012F

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

Preview Lab → · Contrast checker → · Palette generator →