#21370F#21370F

#21370F is a dark, moderate yellow-green. Relative luminance 0.031; OKLCH L 30.8% C 0.069 H 133.4°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#21370F
RGB	rgb(33, 55, 15)
HSL	hsl(93, 57%, 14%)
HSV	hsv(93, 73%, 22%)
CMYK	cmyk(40%, 0%, 72.7%, 78.4%)
CIE-LAB	lab(20.40, -17.06, 21.75)
CIE-LCH	lch(20.40, 27.64, 128.10°)
OKLab	oklab(30.8% -0.0476 0.0504)
OKLCH	oklch(30.8% 0.069 133.4)
XYZ	xyz(2.0796, 3.0901, 0.9387)
Luminance	0.0309 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21370F #250F37

analogous

#35370F #21370F #0F3711

triadic

#21370F #0F2137 #370F21

tetradic

#21370F #0F3537 #250F37 #37110F

square

#21370F #0F3537 #250F37 #37110F

split-complementary

#21370F #110F37 #370F35

monochromatic

#0E1807 #0E1807 #21370F #3E671C #5B9729

Accessibility & contrast

On white

12.98

#21370F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#21370F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21370F

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21370F	#FFFFFF	#000000	##FFFFFF
##21370F	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39320A

Deuteranopia (green-blind)

#363112

Tritanopia (blue-blind)

#21352F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #21370f;
/* rgb */ color: rgb(33, 55, 15);
/* oklch */ color: oklch(30.8% 0.069 133.4);

Tailwind

colors: {
  custom: {
    50: '#5e6e4f',
    500: '#21370f',
    950: '#000000',
  },
}

SCSS

$custom: #21370f;
$custom-light: #5e6e4f;
$custom-dark: #000000;

JSON

{
  "hex": "#21370f",
  "rgb": {
    "r": 33,
    "g": 55,
    "b": 15
  },
  "hsl": {
    "h": 93,
    "s": 57.143,
    "l": 13.725
  },
  "oklch": {
    "l": 0.30802,
    "c": 0.06929,
    "h": 133.4
  },
  "luminance": 0.0309
}

Semantic roles & 50–950 ramp

primary

#21370F

secondary

#543171

accent

#47E09C

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040702

muted

#797A78

Preview Lab

Preview with #21370F

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

Preview Lab → · Contrast checker → · Palette generator →