#21390A#21390A

#21390A is a dark, moderate yellow-green. Relative luminance 0.033; OKLCH L 31.4% C 0.077 H 132.9°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#21390A
RGB	rgb(33, 57, 10)
HSL	hsl(91, 70%, 13%)
HSV	hsv(91, 82%, 22%)
CMYK	cmyk(42.1%, 0%, 82.5%, 77.6%)
CIE-LAB	lab(21.10, -18.61, 24.86)
CIE-LCH	lch(21.10, 31.05, 126.83°)
OKLab	oklab(31.36% -0.0523 0.0564)
OKLCH	oklch(31.36% 0.077 132.9)
XYZ	xyz(2.1451, 3.2714, 0.8055)
Luminance	0.0327 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Dark Green

#033500

ΔE00 5.01

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 7.02

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21390A #220A39

analogous

#38390A #21390A #0A390A

triadic

#21390A #0A2139 #390A21

tetradic

#21390A #0A3839 #220A39 #390A0A

square

#21390A #0A3839 #220A39 #390A0A

split-complementary

#21390A #0A0A39 #390A38

monochromatic

#0F1A05 #0F1A05 #21390A #3F6D13 #5DA11C

Accessibility & contrast

On white

12.69

#21390A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#21390A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21390A

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21390A	#FFFFFF	#000000	##FFFFFF
##21390A	1.00	12.69	1.65	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3404

Deuteranopia (green-blind)

#38320E

Tritanopia (blue-blind)

#213630

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #21390a;
/* rgb */ color: rgb(33, 57, 10);
/* oklch */ color: oklch(31.4% 0.077 132.9);

Tailwind

colors: {
  custom: {
    50: '#5f6f4c',
    500: '#21390a',
    950: '#000000',
  },
}

SCSS

$custom: #21390a;
$custom-light: #5f6f4c;
$custom-dark: #000000;

JSON

{
  "hex": "#21390a",
  "rgb": {
    "r": 33,
    "g": 57,
    "b": 10
  },
  "hsl": {
    "h": 90.638,
    "s": 70.149,
    "l": 13.137
  },
  "oklch": {
    "l": 0.31356,
    "c": 0.07693,
    "h": 132.9
  },
  "luminance": 0.03272
}

Semantic roles & 50–950 ramp

primary

#21390A

secondary

#502876

accent

#3BED96

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#050701

muted

#797A77

Preview Lab

Preview with #21390A

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

Preview Lab → · Contrast checker → · Palette generator →