#283D17#283D17

#283D17 is a dark, moderate yellow-green. Relative luminance 0.038; OKLCH L 33.2% C 0.066 H 132.9°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#283D17
RGB	rgb(40, 61, 23)
HSL	hsl(93, 45%, 16%)
HSV	hsv(93, 62%, 24%)
CMYK	cmyk(34.4%, 0%, 62.3%, 76.1%)
CIE-LAB	lab(23.17, -16.31, 20.55)
CIE-LCH	lch(23.17, 26.24, 128.43°)
OKLab	oklab(33.21% -0.0453 0.0487)
OKLCH	oklch(33.21% 0.066 132.9)
XYZ	xyz(2.6984, 3.8504, 1.4115)
Luminance	0.0385 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283D17 #2C173D

analogous

#3B3D17 #283D17 #173D19

triadic

#283D17 #17283D #3D1728

tetradic

#283D17 #173B3D #2C173D #3D1917

square

#283D17 #173B3D #2C173D #3D1917

split-complementary

#283D17 #19173D #3D173B

monochromatic

#0F1608 #0F1608 #283D17 #456928 #629639

Accessibility & contrast

On white

11.86

#283D17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#283D17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283D17

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283D17	#FFFFFF	#000000	##FFFFFF
##283D17	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403813

Deuteranopia (green-blind)

#3D371A

Tritanopia (blue-blind)

#283B34

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #283d17;
/* rgb */ color: rgb(40, 61, 23);
/* oklch */ color: oklch(33.2% 0.066 132.9);

Tailwind

colors: {
  custom: {
    50: '#637255',
    500: '#283d17',
    950: '#000000',
  },
}

SCSS

$custom: #283d17;
$custom-light: #637255;
$custom-dark: #000000;

JSON

{
  "hex": "#283d17",
  "rgb": {
    "r": 40,
    "g": 61,
    "b": 23
  },
  "hsl": {
    "h": 93.158,
    "s": 45.238,
    "l": 16.471
  },
  "oklch": {
    "l": 0.33209,
    "c": 0.06646,
    "h": 132.9
  },
  "luminance": 0.0385
}

Semantic roles & 50–950 ramp

primary

#283D17

secondary

#5B3C74

accent

#53D59B

background

#F6F6F5

surface

#EBECE9

border

#C6C7C5

text

#050803

muted

#7A7B78

Preview Lab

Preview with #283D17

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

Preview Lab → · Contrast checker → · Palette generator →