#283C10#283C10

#283C10 is a dark, moderate yellow-green. Relative luminance 0.037; OKLCH L 32.8% C 0.072 H 130.3°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#283C10
RGB	rgb(40, 60, 16)
HSL	hsl(87, 58%, 15%)
HSV	hsv(87, 73%, 24%)
CMYK	cmyk(33.3%, 0%, 73.3%, 76.5%)
CIE-LAB	lab(22.72, -16.56, 23.90)
CIE-LCH	lch(22.72, 29.08, 124.72°)
OKLab	oklab(32.82% -0.0467 0.0549)
OKLCH	oklch(32.82% 0.072 130.3)
XYZ	xyz(2.5844, 3.7202, 1.0720)
Luminance	0.0372 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 5.91

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 7.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283C10 #24103C

analogous

#3C3A10 #283C10 #123C10

triadic

#283C10 #10283C #3C1028

tetradic

#283C10 #103C3A #24103C #3C1012

square

#283C10 #103C3A #24103C #3C1012

split-complementary

#283C10 #10123C #3A103C

monochromatic

#101806 #101806 #283C10 #486C1D #689D2A

Accessibility & contrast

On white

12.04

#283C10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#283C10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283C10

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283C10	#FFFFFF	#000000	##FFFFFF
##283C10	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F370B

Deuteranopia (green-blind)

#3C3613

Tritanopia (blue-blind)

#293933

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #283c10;
/* rgb */ color: rgb(40, 60, 16);
/* oklch */ color: oklch(32.8% 0.072 130.3);

Tailwind

colors: {
  custom: {
    50: '#647250',
    500: '#283c10',
    950: '#000000',
  },
}

SCSS

$custom: #283c10;
$custom-light: #647250;
$custom-dark: #000000;

JSON

{
  "hex": "#283c10",
  "rgb": {
    "r": 40,
    "g": 60,
    "b": 16
  },
  "hsl": {
    "h": 87.273,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.3282,
    "c": 0.07207,
    "h": 130.3
  },
  "luminance": 0.0372
}

Semantic roles & 50–950 ramp

primary

#283C10

secondary

#513276

accent

#47E18D

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#050702

muted

#7A7A78

Preview Lab

Preview with #283C10

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

Preview Lab → · Contrast checker → · Palette generator →