#213B04#213B04

#213B04 is a dark, moderate yellow-green. Relative luminance 0.035; OKLCH L 31.9% C 0.085 H 132.4°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#213B04
RGB	rgb(33, 59, 4)
HSL	hsl(88, 87%, 12%)
HSV	hsv(88, 93%, 23%)
CMYK	cmyk(44.1%, 0%, 93.2%, 76.9%)
CIE-LAB	lab(21.80, -20.15, 28.06)
CIE-LCH	lch(21.80, 34.54, 125.68°)
OKLab	oklab(31.91% -0.0571 0.0626)
OKLCH	oklch(31.91% 0.085 132.4)
XYZ	xyz(2.2131, 3.4599, 0.6661)
Luminance	0.0346 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 4.41

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 6.44

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213B04 #1E043B

analogous

#3B3A04 #213B04 #053B04

triadic

#213B04 #04213B #3B0421

tetradic

#213B04 #043B3A #1E043B #3B0405

square

#213B04 #043B3A #1E043B #3B0405

split-complementary

#213B04 #04053B #3A043B

monochromatic

#101D02 #101D02 #213B04 #417408 #61AE0C

Accessibility & contrast

On white

12.41

#213B04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#213B04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213B04

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213B04	#FFFFFF	#000000	##FFFFFF
##213B04	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3600

Deuteranopia (green-blind)

#3A3409

Tritanopia (blue-blind)

#213831

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #213b04;
/* rgb */ color: rgb(33, 59, 4);
/* oklch */ color: oklch(31.9% 0.085 132.4);

Tailwind

colors: {
  custom: {
    50: '#5f714a',
    500: '#213b04',
    950: '#000000',
  },
}

SCSS

$custom: #213b04;
$custom-light: #5f714a;
$custom-dark: #000000;

JSON

{
  "hex": "#213b04",
  "rgb": {
    "r": 33,
    "g": 59,
    "b": 4
  },
  "hsl": {
    "h": 88.364,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.31912,
    "c": 0.08469,
    "h": 132.4
  },
  "luminance": 0.0346
}

Semantic roles & 50–950 ramp

primary

#213B04

secondary

#4B1E7D

accent

#2AFD8E

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#050701

muted

#797A77

Preview Lab

Preview with #213B04

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

Preview Lab → · Contrast checker → · Palette generator →