#0A100A#0A100A

#0A100A is a very dark, near-neutral green. Relative luminance 0.005; OKLCH L 16.4% C 0.016 H 144.8°. Best body text is #FFFFFF at 19.24:1 contrast (WCAG AA passes).

Color values

HEX	#0A100A
RGB	rgb(10, 16, 10)
HSL	hsl(120, 23%, 5%)
HSV	hsv(120, 38%, 6%)
CMYK	cmyk(37.5%, 0%, 37.5%, 93.7%)
CIE-LAB	lab(4.13, -2.83, 2.02)
CIE-LCH	lch(4.13, 3.48, 144.46°)
OKLab	oklab(16.43% -0.0127 0.009)
OKLCH	oklch(16.43% 0.016 144.8)
XYZ	xyz(0.3652, 0.4570, 0.3561)
Luminance	0.0046 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A100A #100A10

analogous

#0D100A #0A100A #0A100D

triadic

#0A100A #0A0A10 #100A0A

tetradic

#0A100A #0A0D10 #100A10 #100D0A

square

#0A100A #0A0D10 #100A10 #100D0A

split-complementary

#0A100A #0D0A10 #100A0D

monochromatic

#0C130C #0C130C #0C130C #223622 #395B39

Accessibility & contrast

On white

19.24

#0A100A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#0A100A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A100A

19.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A100A	#FFFFFF	#000000	##FFFFFF
##0A100A	1.00	19.24	1.09	19.24
#FFFFFF	19.24	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100F0A

Deuteranopia (green-blind)

#0F0E0A

Tritanopia (blue-blind)

#09100E

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #0a100a;
/* rgb */ color: rgb(10, 16, 10);
/* oklch */ color: oklch(16.4% 0.016 144.8);

Tailwind

colors: {
  custom: {
    50: '#4b4e4b',
    500: '#0a100a',
    950: '#000000',
  },
}

SCSS

$custom: #0a100a;
$custom-light: #4b4e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#0a100a",
  "rgb": {
    "r": 10,
    "g": 16,
    "b": 10
  },
  "hsl": {
    "h": 120,
    "s": 23.077,
    "l": 5.098
  },
  "oklch": {
    "l": 0.16428,
    "c": 0.01559,
    "h": 144.8
  },
  "luminance": 0.00457
}

Semantic roles & 50–950 ramp

primary

#0A100A

secondary

#443144

accent

#68C0C0

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010101

muted

#777777

Preview Lab

Preview with #0A100A

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

Preview Lab → · Contrast checker → · Palette generator →