#0A012D#0A012D

#0A012D is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.1% C 0.085 H 282.6°. Best body text is #FFFFFF at 19.90:1 contrast (WCAG AA passes).

Color values

HEX	#0A012D
RGB	rgb(10, 1, 45)
HSL	hsl(252, 96%, 9%)
HSV	hsv(252, 98%, 18%)
CMYK	cmyk(77.8%, 97.8%, 0%, 82.4%)
CIE-LAB	lab(2.49, 14.23, -24.99)
CIE-LCH	lch(2.49, 28.76, 299.66°)
OKLab	oklab(15.09% 0.0187 -0.0831)
OKLCH	oklch(15.09% 0.085 282.6)
XYZ	xyz(0.6095, 0.2757, 2.5032)
Luminance	0.0028 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A012D #242D01

analogous

#010E2D #0A012D #20012D

triadic

#0A012D #2D0A01 #012D0A

tetradic

#0A012D #2D010E #242D01 #012D20

square

#0A012D #2D010E #242D01 #012D20

split-complementary

#0A012D #2D2001 #0E2D01

monochromatic

#07011E #07011E #0A012D #170269 #2504A5

Accessibility & contrast

On white

19.90

#0A012D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#0A012D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A012D

19.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A012D	#FFFFFF	#000000	##FFFFFF
##0A012D	1.00	19.90	1.06	19.90
#FFFFFF	19.90	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B2E

Deuteranopia (green-blind)

#00082C

Tritanopia (blue-blind)

#000D16

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #0a012d;
/* rgb */ color: rgb(10, 1, 45);
/* oklch */ color: oklch(15.1% 0.085 282.6);

Tailwind

colors: {
  custom: {
    50: '#4c4766',
    500: '#0a012d',
    950: '#000000',
  },
}

SCSS

$custom: #0a012d;
$custom-light: #4c4766;
$custom-dark: #000000;

JSON

{
  "hex": "#0a012d",
  "rgb": {
    "r": 10,
    "g": 1,
    "b": 45
  },
  "hsl": {
    "h": 252.273,
    "s": 95.652,
    "l": 9.02
  },
  "oklch": {
    "l": 0.15088,
    "c": 0.08518,
    "h": 282.6
  },
  "luminance": 0.00276
}

Semantic roles & 50–950 ramp

primary

#0A012D

secondary

#607317

accent

#FF29D3

background

#F4F3F6

surface

#E7E5EB

border

#C3C1C6

text

#010006

muted

#77777A

Preview Lab

Preview with #0A012D

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

Preview Lab → · Contrast checker → · Palette generator →