#21510F#21510F

#21510F is a dark, moderate green. Relative luminance 0.062; OKLCH L 38.7% C 0.108 H 138.8°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#21510F
RGB	rgb(33, 81, 15)
HSL	hsl(104, 69%, 19%)
HSV	hsv(104, 81%, 32%)
CMYK	cmyk(59.3%, 0%, 81.5%, 68.2%)
CIE-LAB	lab(30.02, -29.57, 31.78)
CIE-LCH	lch(30.02, 43.41, 132.94°)
OKLab	oklab(38.69% -0.0815 0.0714)
OKLCH	oklch(38.69% 0.108 138.8)
XYZ	xyz(3.6557, 6.2424, 1.4641)
Luminance	0.0624 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21510F #3F0F51

analogous

#42510F #21510F #0F511E

triadic

#21510F #0F2151 #510F21

tetradic

#21510F #0F4251 #3F0F51 #511E0F

square

#21510F #0F4251 #3F0F51 #511E0F

split-complementary

#21510F #1E0F51 #510F42

monochromatic

#0B1A05 #0C1D05 #21510F #368519 #4BB822

Accessibility & contrast

On white

9.34

#21510F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#21510F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21510F

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21510F	#FFFFFF	#000000	##FFFFFF
##21510F	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544903

Deuteranopia (green-blind)

#4E4516

Tritanopia (blue-blind)

#1C4E44

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #21510f;
/* rgb */ color: rgb(33, 81, 15);
/* oklch */ color: oklch(38.7% 0.108 138.8);

Tailwind

colors: {
  custom: {
    50: '#638253',
    500: '#21510f',
    950: '#000000',
  },
}

SCSS

$custom: #21510f;
$custom-light: #638253;
$custom-dark: #000000;

JSON

{
  "hex": "#21510f",
  "rgb": {
    "r": 33,
    "g": 81,
    "b": 15
  },
  "hsl": {
    "h": 103.636,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.38689,
    "c": 0.10838,
    "h": 138.8
  },
  "luminance": 0.06243
}

Semantic roles & 50–950 ramp

primary

#21510F

secondary

#72318B

accent

#3CECBC

background

#F6F8F4

surface

#EBEFE7

border

#C6CAC3

text

#060A02

muted

#7A7C78

Preview Lab

Preview with #21510F

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

Preview Lab → · Contrast checker → · Palette generator →