#0A180E#0A180E

#0A180E is a very dark, muted green. Relative luminance 0.007; OKLCH L 19.2% C 0.028 H 152.1°. Best body text is #FFFFFF at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#0A180E
RGB	rgb(10, 24, 14)
HSL	hsl(137, 41%, 7%)
HSV	hsv(137, 58%, 9%)
CMYK	cmyk(58.3%, 0%, 41.7%, 90.6%)
CIE-LAB	lab(6.77, -7.43, 4.06)
CIE-LCH	lch(6.77, 8.47, 151.33°)
OKLab	oklab(19.25% -0.025 0.0132)
OKLCH	oklch(19.25% 0.028 152.1)
XYZ	xyz(0.5310, 0.7495, 0.5321)
Luminance	0.0075 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A180E #180A14

analogous

#0D180A #0A180E #0A1815

triadic

#0A180E #0E0A18 #180E0A

tetradic

#0A180E #0A0D18 #180A14 #18150A

square

#0A180E #0A0D18 #180A14 #18150A

split-complementary

#0A180E #150A18 #180A0D

monochromatic

#09160D #09160D #0A180E #1C4327 #2E6E40

Accessibility & contrast

On white

18.26

#0A180E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0A180E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A180E

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A180E	#FFFFFF	#000000	##FFFFFF
##0A180E	1.00	18.26	1.15	18.26
#FFFFFF	18.26	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18160D

Deuteranopia (green-blind)

#16140F

Tritanopia (blue-blind)

#081815

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0a180e;
/* rgb */ color: rgb(10, 24, 14);
/* oklch */ color: oklch(19.2% 0.028 152.1);

Tailwind

colors: {
  custom: {
    50: '#4b544d',
    500: '#0a180e',
    950: '#000000',
  },
}

SCSS

$custom: #0a180e;
$custom-light: #4b544d;
$custom-dark: #000000;

JSON

{
  "hex": "#0a180e",
  "rgb": {
    "r": 10,
    "g": 24,
    "b": 14
  },
  "hsl": {
    "h": 137.143,
    "s": 41.176,
    "l": 6.667
  },
  "oklch": {
    "l": 0.19248,
    "c": 0.02825,
    "h": 152.1
  },
  "luminance": 0.0075
}

Semantic roles & 50–950 ramp

primary

#0A180E

secondary

#512D47

accent

#57AED1

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010201

muted

#777877

Preview Lab

Preview with #0A180E

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

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