#21380B#21380B

#21380B is a dark, moderate yellow-green. Relative luminance 0.032; OKLCH L 31.1% C 0.075 H 132.7°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#21380B
RGB	rgb(33, 56, 11)
HSL	hsl(91, 67%, 13%)
HSV	hsv(91, 80%, 22%)
CMYK	cmyk(41.1%, 0%, 80.4%, 78%)
CIE-LAB	lab(20.73, -18.00, 24.04)
CIE-LCH	lch(20.73, 30.03, 126.83°)
OKLab	oklab(31.06% -0.0506 0.0548)
OKLCH	oklch(31.06% 0.075 132.7)
XYZ	xyz(2.1017, 3.1758, 0.8188)
Luminance	0.0318 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21380B #220B38

analogous

#37380B #21380B #0B380C

triadic

#21380B #0B2138 #380B21

tetradic

#21380B #0B3738 #220B38 #380C0B

square

#21380B #0B3738 #220B38 #380C0B

split-complementary

#21380B #0C0B38 #380B37

monochromatic

#0F1A05 #0F1A05 #21380B #3F6B15 #5D9E1F

Accessibility & contrast

On white

12.84

#21380B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#21380B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21380B

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21380B	#FFFFFF	#000000	##FFFFFF
##21380B	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3305

Deuteranopia (green-blind)

#37310F

Tritanopia (blue-blind)

#21352F

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #21380b;
/* rgb */ color: rgb(33, 56, 11);
/* oklch */ color: oklch(31.1% 0.075 132.7);

Tailwind

colors: {
  custom: {
    50: '#5f6e4d',
    500: '#21380b',
    950: '#000000',
  },
}

SCSS

$custom: #21380b;
$custom-light: #5f6e4d;
$custom-dark: #000000;

JSON

{
  "hex": "#21380b",
  "rgb": {
    "r": 33,
    "g": 56,
    "b": 11
  },
  "hsl": {
    "h": 90.667,
    "s": 67.164,
    "l": 13.137
  },
  "oklch": {
    "l": 0.31061,
    "c": 0.07455,
    "h": 132.7
  },
  "luminance": 0.03176
}

Semantic roles & 50–950 ramp

primary

#21380B

secondary

#502A75

accent

#3EEA96

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#050701

muted

#797A77

Preview Lab

Preview with #21380B

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

Preview Lab → · Contrast checker → · Palette generator →