#28590F#28590F

#28590F is a dark, moderate yellow-green. Relative luminance 0.076; OKLCH L 41.4% C 0.116 H 137.5°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#28590F
RGB	rgb(40, 89, 15)
HSL	hsl(100, 71%, 20%)
HSV	hsv(100, 83%, 35%)
CMYK	cmyk(55.1%, 0%, 83.1%, 65.1%)
CIE-LAB	lab(33.20, -30.74, 34.98)
CIE-LCH	lch(33.20, 46.57, 131.31°)
OKLab	oklab(41.39% -0.0852 0.078)
OKLCH	oklch(41.39% 0.116 137.5)
XYZ	xyz(4.5335, 7.6300, 1.6857)
Luminance	0.0763 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28590F #400F59

analogous

#4D590F #28590F #0F591B

triadic

#28590F #0F2859 #590F28

tetradic

#28590F #0F4D59 #400F59 #591B0F

square

#28590F #0F4D59 #400F59 #591B0F

split-complementary

#28590F #1B0F59 #590F4D

monochromatic

#0C1A04 #102506 #28590F #408D18 #57C221

Accessibility & contrast

On white

8.31

#28590F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#28590F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28590F

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28590F	#FFFFFF	#000000	##FFFFFF
##28590F	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5100

Deuteranopia (green-blind)

#564D17

Tritanopia (blue-blind)

#25564B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #28590f;
/* rgb */ color: rgb(40, 89, 15);
/* oklch */ color: oklch(41.4% 0.116 137.5);

Tailwind

colors: {
  custom: {
    50: '#688854',
    500: '#28590f',
    950: '#000000',
  },
}

SCSS

$custom: #28590f;
$custom-light: #688854;
$custom-dark: #000000;

JSON

{
  "hex": "#28590f",
  "rgb": {
    "r": 40,
    "g": 89,
    "b": 15
  },
  "hsl": {
    "h": 99.73,
    "s": 71.154,
    "l": 20.392
  },
  "oklch": {
    "l": 0.41394,
    "c": 0.11551,
    "h": 137.5
  },
  "luminance": 0.0763
}

Semantic roles & 50–950 ramp

primary

#28590F

secondary

#723193

accent

#3AEEB1

background

#F6F8F5

surface

#EBF0E9

border

#C6CBC5

text

#060B03

muted

#7A7C78

Preview Lab

Preview with #28590F

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

Preview Lab → · Contrast checker → · Palette generator →