#18271E#18271E

#18271E is a dark, muted green. Relative luminance 0.017; OKLCH L 25.6% C 0.027 H 157.6°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#18271E
RGB	rgb(24, 39, 30)
HSL	hsl(144, 24%, 12%)
HSV	hsv(144, 38%, 15%)
CMYK	cmyk(38.5%, 0%, 23.1%, 84.7%)
CIE-LAB	lab(14.05, -8.85, 3.94)
CIE-LCH	lch(14.05, 9.69, 156.00°)
OKLab	oklab(25.59% -0.0246 0.0102)
OKLCH	oklch(25.59% 0.027 157.6)
XYZ	xyz(1.3365, 1.7389, 1.4933)
Luminance	0.0174 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18271E #271821

analogous

#1A2718 #18271E #182726

triadic

#18271E #1E1827 #271E18

tetradic

#18271E #181A27 #271821 #272618

square

#18271E #181A27 #271821 #272618

split-complementary

#18271E #261827 #27181A

monochromatic

#0C130F #0C130F #18271E #2F4D3B #477358

Accessibility & contrast

On white

15.58

#18271E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#18271E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18271E

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18271E	#FFFFFF	#000000	##FFFFFF
##18271E	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27251E

Deuteranopia (green-blind)

#24231F

Tritanopia (blue-blind)

#152724

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #18271e;
/* rgb */ color: rgb(24, 39, 30);
/* oklch */ color: oklch(25.6% 0.027 157.6);

Tailwind

colors: {
  custom: {
    50: '#556159',
    500: '#18271e',
    950: '#000000',
  },
}

SCSS

$custom: #18271e;
$custom-light: #556159;
$custom-dark: #000000;

JSON

{
  "hex": "#18271e",
  "rgb": {
    "r": 24,
    "g": 39,
    "b": 30
  },
  "hsl": {
    "h": 144,
    "s": 23.81,
    "l": 12.353
  },
  "oklch": {
    "l": 0.25589,
    "c": 0.0266,
    "h": 157.6
  },
  "luminance": 0.01739
}

Semantic roles & 50–950 ramp

primary

#18271E

secondary

#5A4050

accent

#689DC0

background

#F4F5F5

surface

#E8E9E9

border

#C4C5C5

text

#030503

muted

#787978

Preview Lab

Preview with #18271E

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

Preview Lab → · Contrast checker → · Palette generator →