#21400D#21400D

#21400D is a dark, moderate yellow-green. Relative luminance 0.040; OKLCH L 33.5% C 0.085 H 135.7°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#21400D
RGB	rgb(33, 64, 13)
HSL	hsl(96, 66%, 15%)
HSV	hsv(96, 80%, 25%)
CMYK	cmyk(48.4%, 0%, 79.7%, 74.9%)
CIE-LAB	lab(23.73, -21.91, 26.30)
CIE-LCH	lch(23.73, 34.24, 129.80°)
OKLab	oklab(33.52% -0.061 0.0596)
OKLCH	oklch(33.52% 0.085 135.7)
XYZ	xyz(2.5332, 4.0190, 1.0230)
Luminance	0.0402 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 3.04

Hunter Green (survey)

#0B4008

ΔE00 3.44

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21400D #2C0D40

analogous

#3A400D #21400D #0D4013

triadic

#21400D #0D2140 #400D21

tetradic

#21400D #0D3A40 #2C0D40 #40130D

square

#21400D #0D3A40 #2C0D40 #40130D

split-complementary

#21400D #130D40 #400D3A

monochromatic

#0D1905 #0D1905 #21400D #3B7317 #55A622

Accessibility & contrast

On white

11.64

#21400D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#21400D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21400D

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21400D	#FFFFFF	#000000	##FFFFFF
##21400D	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A06

Deuteranopia (green-blind)

#3E3812

Tritanopia (blue-blind)

#203D36

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #21400d;
/* rgb */ color: rgb(33, 64, 13);
/* oklch */ color: oklch(33.5% 0.085 135.7);

Tailwind

colors: {
  custom: {
    50: '#60754f',
    500: '#21400d',
    950: '#000000',
  },
}

SCSS

$custom: #21400d;
$custom-light: #60754f;
$custom-dark: #000000;

JSON

{
  "hex": "#21400d",
  "rgb": {
    "r": 33,
    "g": 64,
    "b": 13
  },
  "hsl": {
    "h": 96.471,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.33519,
    "c": 0.08533,
    "h": 135.7
  },
  "luminance": 0.04019
}

Semantic roles & 50–950 ramp

primary

#21400D

secondary

#5D2D7C

accent

#3FE9A6

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#050802

muted

#797B78

Preview Lab

Preview with #21400D

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

Preview Lab → · Contrast checker → · Palette generator →