#21380A#21380A

#21380A is a dark, moderate yellow-green. Relative luminance 0.032; OKLCH L 31.1% C 0.075 H 132.5°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#21380A
RGB	rgb(33, 56, 10)
HSL	hsl(90, 70%, 13%)
HSV	hsv(90, 82%, 22%)
CMYK	cmyk(41.1%, 0%, 82.1%, 78%)
CIE-LAB	lab(20.73, -18.09, 24.45)
CIE-LCH	lch(20.73, 30.41, 126.50°)
OKLab	oklab(31.05% -0.0509 0.0556)
OKLCH	oklch(31.05% 0.075 132.5)
XYZ	xyz(2.0961, 3.1735, 0.7892)
Luminance	0.0317 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Dark Green

#033500

ΔE00 5.14

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21380A #210A38

analogous

#38380A #21380A #0A380A

triadic

#21380A #0A2138 #380A21

tetradic

#21380A #0A3838 #210A38 #380A0A

square

#21380A #0A3838 #210A38 #380A0A

split-complementary

#21380A #0A0A38 #380A38

monochromatic

#0F1A05 #0F1A05 #21380A #406C13 #5EA01D

Accessibility & contrast

On white

12.85

#21380A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#21380A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21380A

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21380A	#FFFFFF	#000000	##FFFFFF
##21380A	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3304

Deuteranopia (green-blind)

#38310E

Tritanopia (blue-blind)

#21352F

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #21380a;
/* rgb */ color: rgb(33, 56, 10);
/* oklch */ color: oklch(31.1% 0.075 132.5);

Tailwind

colors: {
  custom: {
    50: '#5f6e4c',
    500: '#21380a',
    950: '#000000',
  },
}

SCSS

$custom: #21380a;
$custom-light: #5f6e4c;
$custom-dark: #000000;

JSON

{
  "hex": "#21380a",
  "rgb": {
    "r": 33,
    "g": 56,
    "b": 10
  },
  "hsl": {
    "h": 90,
    "s": 69.697,
    "l": 12.941
  },
  "oklch": {
    "l": 0.31051,
    "c": 0.07537,
    "h": 132.5
  },
  "luminance": 0.03174
}

Semantic roles & 50–950 ramp

primary

#21380A

secondary

#4F2875

accent

#3BED94

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#050701

muted

#797A77

Preview Lab

Preview with #21380A

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

Preview Lab → · Contrast checker → · Palette generator →