#0A1900#0A1900

#0A1900 is a very dark, muted yellow-green. Relative luminance 0.008; OKLCH L 19.2% C 0.054 H 132.8°. Best body text is #FFFFFF at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#0A1900
RGB	rgb(10, 25, 0)
HSL	hsl(96, 100%, 5%)
HSV	hsv(96, 100%, 10%)
CMYK	cmyk(60%, 0%, 100%, 90.2%)
CIE-LAB	lab(6.86, -10.22, 10.09)
CIE-LCH	lch(6.86, 14.36, 135.35°)
OKLab	oklab(19.23% -0.0367 0.0397)
OKLCH	oklch(19.23% 0.054 132.8)
XYZ	xyz(0.4728, 0.7598, 0.1217)
Luminance	0.0076 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1900 #0F0019

analogous

#171900 #0A1900 #001903

triadic

#0A1900 #000A19 #19000A

tetradic

#0A1900 #001719 #0F0019 #190300

square

#0A1900 #001719 #0F0019 #190300

split-complementary

#0A1900 #030019 #190017

monochromatic

#0C1F00 #0C1F00 #0C1F00 #225600 #3B9300

Accessibility & contrast

On white

18.23

#0A1900 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0A1900 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1900

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1900	#FFFFFF	#000000	##FFFFFF
##0A1900	1.00	18.23	1.15	18.23
#FFFFFF	18.23	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1600

Deuteranopia (green-blind)

#191501

Tritanopia (blue-blind)

#0A1713

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0a1900;
/* rgb */ color: rgb(10, 25, 0);
/* oklch */ color: oklch(19.2% 0.054 132.8);

Tailwind

colors: {
  custom: {
    50: '#4b5546',
    500: '#0a1900',
    950: '#000000',
  },
}

SCSS

$custom: #0a1900;
$custom-light: #4b5546;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1900",
  "rgb": {
    "r": 10,
    "g": 25,
    "b": 0
  },
  "hsl": {
    "h": 96,
    "s": 100,
    "l": 4.902
  },
  "oklch": {
    "l": 0.19229,
    "c": 0.05408,
    "h": 132.8
  },
  "luminance": 0.0076
}

Semantic roles & 50–950 ramp

primary

#0A1900

secondary

#431263

accent

#29FFA9

background

#F4F4F3

surface

#E7E7E5

border

#C3C3C1

text

#010300

muted

#777877

Preview Lab

Preview with #0A1900

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

Preview Lab → · Contrast checker → · Palette generator →