#0A100B#0A100B

#0A100B is a very dark, near-neutral green. Relative luminance 0.005; OKLCH L 16.5% C 0.014 H 149.6°. Best body text is #FFFFFF at 19.23:1 contrast (WCAG AA passes).

Color values

HEX	#0A100B
RGB	rgb(10, 16, 11)
HSL	hsl(130, 23%, 5%)
HSV	hsv(130, 38%, 6%)
CMYK	cmyk(37.5%, 0%, 31.3%, 93.7%)
CIE-LAB	lab(4.15, -2.69, 1.64)
CIE-LCH	lch(4.15, 3.15, 148.68°)
OKLab	oklab(16.46% -0.0121 0.0071)
OKLCH	oklch(16.46% 0.014 149.6)
XYZ	xyz(0.3709, 0.4593, 0.3857)
Luminance	0.0046 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A100B #100A0F

analogous

#0C100A #0A100B #0A100E

triadic

#0A100B #0B0A10 #100B0A

tetradic

#0A100B #0A0C10 #100A0F #100E0A

square

#0A100B #0A0C10 #100A0F #100E0A

split-complementary

#0A100B #0E0A10 #100A0C

monochromatic

#0C130D #0C130D #0C130D #223625 #395B3F

Accessibility & contrast

On white

19.23

#0A100B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#0A100B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A100B

19.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A100B	#FFFFFF	#000000	##FFFFFF
##0A100B	1.00	19.23	1.09	19.23
#FFFFFF	19.23	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100F0B

Deuteranopia (green-blind)

#0F0E0B

Tritanopia (blue-blind)

#09100F

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #0a100b;
/* rgb */ color: rgb(10, 16, 11);
/* oklch */ color: oklch(16.5% 0.014 149.6);

Tailwind

colors: {
  custom: {
    50: '#4b4e4c',
    500: '#0a100b',
    950: '#000000',
  },
}

SCSS

$custom: #0a100b;
$custom-light: #4b4e4c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a100b",
  "rgb": {
    "r": 10,
    "g": 16,
    "b": 11
  },
  "hsl": {
    "h": 130,
    "s": 23.077,
    "l": 5.098
  },
  "oklch": {
    "l": 0.16463,
    "c": 0.01403,
    "h": 149.6
  },
  "luminance": 0.00459
}

Semantic roles & 50–950 ramp

primary

#0A100B

secondary

#443141

accent

#68B1C0

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010101

muted

#777777

Preview Lab

Preview with #0A100B

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

Preview Lab → · Contrast checker → · Palette generator →