#15511B#15511B

#15511B is a dark, moderate green. Relative luminance 0.061; OKLCH L 38.4% C 0.105 H 144.7°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#15511B
RGB	rgb(21, 81, 27)
HSL	hsl(126, 59%, 20%)
HSV	hsv(126, 74%, 32%)
CMYK	cmyk(74.1%, 0%, 66.7%, 68.2%)
CIE-LAB	lab(29.72, -31.53, 25.74)
CIE-LCH	lch(29.72, 40.70, 140.78°)
OKLab	oklab(38.37% -0.0853 0.0604)
OKLCH	oklch(38.37% 0.105 144.7)
XYZ	xyz(3.4493, 6.1231, 2.0368)
Luminance	0.0612 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

British Racing Green

#05480D

ΔE00 3.10

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15511B #51154B

analogous

#2D5115 #15511B #155139

triadic

#15511B #1B1551 #511B15

tetradic

#15511B #152D51 #51154B #513915

square

#15511B #152D51 #51154B #513915

split-complementary

#15511B #391551 #51152D

monochromatic

#061808 #08200B #15511B #22822B #2EB23B

Accessibility & contrast

On white

9.44

#15511B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#15511B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15511B

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15511B	#FFFFFF	#000000	##FFFFFF
##15511B	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534915

Deuteranopia (green-blind)

#4B441F

Tritanopia (blue-blind)

#044F45

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #15511b;
/* rgb */ color: rgb(21, 81, 27);
/* oklch */ color: oklch(38.4% 0.105 144.7);

Tailwind

colors: {
  custom: {
    50: '#5c8259',
    500: '#15511b',
    950: '#000000',
  },
}

SCSS

$custom: #15511b;
$custom-light: #5c8259;
$custom-dark: #000000;

JSON

{
  "hex": "#15511b",
  "rgb": {
    "r": 21,
    "g": 81,
    "b": 27
  },
  "hsl": {
    "h": 126,
    "s": 58.824,
    "l": 20
  },
  "oklch": {
    "l": 0.38366,
    "c": 0.10453,
    "h": 144.7
  },
  "luminance": 0.06123
}

Semantic roles & 50–950 ramp

primary

#15511B

secondary

#893981

accent

#46D2E2

background

#F5F8F5

surface

#E9EFE9

border

#C5CAC5

text

#040A04

muted

#797C79

Preview Lab

Preview with #15511B

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

Preview Lab → · Contrast checker → · Palette generator →