#283C13#283C13

#283C13 is a dark, moderate yellow-green. Relative luminance 0.037; OKLCH L 32.9% C 0.069 H 131.2°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#283C13
RGB	rgb(40, 60, 19)
HSL	hsl(89, 52%, 15%)
HSV	hsv(89, 68%, 24%)
CMYK	cmyk(33.3%, 0%, 68.3%, 76.5%)
CIE-LAB	lab(22.76, -16.24, 22.33)
CIE-LCH	lch(22.76, 27.61, 126.02°)
OKLab	oklab(32.86% -0.0455 0.052)
OKLCH	oklch(32.86% 0.069 131.2)
XYZ	xyz(2.6084, 3.7298, 1.1985)
Luminance	0.0373 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 6.19

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 7.75

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283C13 #27133C

analogous

#3C3B13 #283C13 #133C13

triadic

#283C13 #13283C #3C1328

tetradic

#283C13 #133C3B #27133C #3C1313

square

#283C13 #133C3B #27133C #3C1313

split-complementary

#283C13 #13133C #3B133C

monochromatic

#0F1707 #0F1707 #283C13 #476A22 #669930

Accessibility & contrast

On white

12.03

#283C13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#283C13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283C13

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283C13	#FFFFFF	#000000	##FFFFFF
##283C13	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F370F

Deuteranopia (green-blind)

#3C3616

Tritanopia (blue-blind)

#293933

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #283c13;
/* rgb */ color: rgb(40, 60, 19);
/* oklch */ color: oklch(32.9% 0.069 131.2);

Tailwind

colors: {
  custom: {
    50: '#637252',
    500: '#283c13',
    950: '#000000',
  },
}

SCSS

$custom: #283c13;
$custom-light: #637252;
$custom-dark: #000000;

JSON

{
  "hex": "#283c13",
  "rgb": {
    "r": 40,
    "g": 60,
    "b": 19
  },
  "hsl": {
    "h": 89.268,
    "s": 51.899,
    "l": 15.49
  },
  "oklch": {
    "l": 0.32857,
    "c": 0.0691,
    "h": 131.2
  },
  "luminance": 0.0373
}

Semantic roles & 50–950 ramp

primary

#283C13

secondary

#553674

accent

#4CDB92

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#050702

muted

#7A7A78

Preview Lab

Preview with #283C13

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

Preview Lab → · Contrast checker → · Palette generator →