#101809#101809

#101809 is a very dark, muted yellow-green. Relative luminance 0.008; OKLCH L 19.6% C 0.031 H 131.6°. Best body text is #FFFFFF at 18.16:1 contrast (WCAG AA passes).

Color values

HEX	#101809
RGB	rgb(16, 24, 9)
HSL	hsl(92, 45%, 6%)
HSV	hsv(92, 63%, 9%)
CMYK	cmyk(33.3%, 0%, 62.5%, 90.6%)
CIE-LAB	lab(7.07, -6.34, 6.78)
CIE-LCH	lch(7.07, 9.28, 133.06°)
OKLab	oklab(19.6% -0.0204 0.023)
OKLCH	oklch(19.6% 0.031 131.6)
XYZ	xyz(0.5896, 0.7831, 0.3785)
Luminance	0.0078 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101809 #110918

analogous

#181809 #101809 #09180A

triadic

#101809 #091018 #180910

tetradic

#101809 #091818 #110918 #180A09

square

#101809 #091818 #110918 #180A09

split-complementary

#101809 #0A0918 #180918

monochromatic

#0F1608 #0F1608 #101809 #2E451A #4B712A

Accessibility & contrast

On white

18.16

#101809 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#101809 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101809

18.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101809	#FFFFFF	#000000	##FFFFFF
##101809	1.00	18.16	1.16	18.16
#FFFFFF	18.16	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191608

Deuteranopia (green-blind)

#18150A

Tritanopia (blue-blind)

#101714

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #101809;
/* rgb */ color: rgb(16, 24, 9);
/* oklch */ color: oklch(19.6% 0.031 131.6);

Tailwind

colors: {
  custom: {
    50: '#4e544b',
    500: '#101809',
    950: '#000000',
  },
}

SCSS

$custom: #101809;
$custom-light: #4e544b;
$custom-dark: #000000;

JSON

{
  "hex": "#101809",
  "rgb": {
    "r": 16,
    "g": 24,
    "b": 9
  },
  "hsl": {
    "h": 92,
    "s": 45.455,
    "l": 6.471
  },
  "oklch": {
    "l": 0.196,
    "c": 0.03075,
    "h": 131.6
  },
  "luminance": 0.00783
}

Semantic roles & 50–950 ramp

primary

#101809

secondary

#402B52

accent

#53D598

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010201

muted

#777877

Preview Lab

Preview with #101809

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

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