#21300A#21300A

#21300A is a dark, moderate yellow-green. Relative luminance 0.025; OKLCH L 28.6% C 0.063 H 128.3°. Best body text is #FFFFFF at 14.08:1 contrast (WCAG AA passes).

Color values

HEX	#21300A
RGB	rgb(33, 48, 10)
HSL	hsl(84, 66%, 11%)
HSV	hsv(84, 79%, 19%)
CMYK	cmyk(31.3%, 0%, 79.2%, 81.2%)
CIE-LAB	lab(17.73, -13.65, 20.99)
CIE-LCH	lch(17.73, 25.04, 123.04°)
OKLab	oklab(28.62% -0.0388 0.0491)
OKLCH	oklch(28.62% 0.063 128.3)
XYZ	xyz(1.7389, 2.4591, 0.6701)
Luminance	0.0246 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21300A #190A30

analogous

#302C0A #21300A #0E300A

triadic

#21300A #0A2130 #300A21

tetradic

#21300A #0A302C #190A30 #300A0E

square

#21300A #0A302C #190A30 #300A0E

split-complementary

#21300A #0A0E30 #2C0A30

monochromatic

#111905 #111905 #21300A #446315 #67951F

Accessibility & contrast

On white

14.08

#21300A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#21300A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21300A

14.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21300A	#FFFFFF	#000000	##FFFFFF
##21300A	1.00	14.08	1.49	14.08
#FFFFFF	14.08	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332C06

Deuteranopia (green-blind)

#312B0D

Tritanopia (blue-blind)

#222D28

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #21300a;
/* rgb */ color: rgb(33, 48, 10);
/* oklch */ color: oklch(28.6% 0.063 128.3);

Tailwind

colors: {
  custom: {
    50: '#5e684c',
    500: '#21300a',
    950: '#000000',
  },
}

SCSS

$custom: #21300a;
$custom-light: #5e684c;
$custom-dark: #000000;

JSON

{
  "hex": "#21300a",
  "rgb": {
    "r": 33,
    "g": 48,
    "b": 10
  },
  "hsl": {
    "h": 83.684,
    "s": 65.517,
    "l": 11.373
  },
  "oklch": {
    "l": 0.28615,
    "c": 0.06254,
    "h": 128.3
  },
  "luminance": 0.02459
}

Semantic roles & 50–950 ramp

primary

#21300A

secondary

#44296D

accent

#3FE882

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040601

muted

#797A77

Preview Lab

Preview with #21300A

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

Preview Lab → · Contrast checker → · Palette generator →