#21330B#21330B

#21330B is a dark, moderate yellow-green. Relative luminance 0.027; OKLCH L 29.5% C 0.067 H 130.4°. Best body text is #FFFFFF at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#21330B
RGB	rgb(33, 51, 11)
HSL	hsl(87, 65%, 12%)
HSV	hsv(87, 78%, 20%)
CMYK	cmyk(35.3%, 0%, 78.4%, 80%)
CIE-LAB	lab(18.86, -15.26, 21.91)
CIE-LCH	lch(18.86, 26.71, 124.86°)
OKLab	oklab(29.54% -0.0431 0.0507)
OKLCH	oklch(29.54% 0.067 130.4)
XYZ	xyz(1.8714, 2.7151, 0.7420)
Luminance	0.0272 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21330B #1D0B33

analogous

#33310B #21330B #0D330B

triadic

#21330B #0B2133 #330B21

tetradic

#21330B #0B3331 #1D0B33 #330B0D

square

#21330B #0B3331 #1D0B33 #330B0D

split-complementary

#21330B #0B0D33 #310B33

monochromatic

#101905 #101905 #21330B #426516 #629821

Accessibility & contrast

On white

13.61

#21330B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#21330B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21330B

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21330B	#FFFFFF	#000000	##FFFFFF
##21330B	1.00	13.61	1.54	13.61
#FFFFFF	13.61	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#362F06

Deuteranopia (green-blind)

#332D0E

Tritanopia (blue-blind)

#22302B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #21330b;
/* rgb */ color: rgb(33, 51, 11);
/* oklch */ color: oklch(29.5% 0.067 130.4);

Tailwind

colors: {
  custom: {
    50: '#5e6a4c',
    500: '#21330b',
    950: '#000000',
  },
}

SCSS

$custom: #21330b;
$custom-light: #5e6a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#21330b",
  "rgb": {
    "r": 33,
    "g": 51,
    "b": 11
  },
  "hsl": {
    "h": 87,
    "s": 64.516,
    "l": 12.157
  },
  "oklch": {
    "l": 0.29538,
    "c": 0.06652,
    "h": 130.4
  },
  "luminance": 0.02715
}

Semantic roles & 50–950 ramp

primary

#21330B

secondary

#492A70

accent

#40E88C

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040601

muted

#797A77

Preview Lab

Preview with #21330B

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

Preview Lab → · Contrast checker → · Palette generator →