#28590D#28590D

#28590D is a dark, moderate yellow-green. Relative luminance 0.076; OKLCH L 41.4% C 0.117 H 137.3°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#28590D
RGB	rgb(40, 89, 13)
HSL	hsl(99, 75%, 20%)
HSV	hsv(99, 85%, 35%)
CMYK	cmyk(55.1%, 0%, 85.4%, 65.1%)
CIE-LAB	lab(33.19, -30.87, 35.68)
CIE-LCH	lch(33.19, 47.18, 130.87°)
OKLab	oklab(41.38% -0.0857 0.0791)
OKLCH	oklch(41.38% 0.117 137.3)
XYZ	xyz(4.5200, 7.6246, 1.6142)
Luminance	0.0762 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28590D #3E0D59

analogous

#4E590D #28590D #0D5918

triadic

#28590D #0D2859 #590D28

tetradic

#28590D #0D4E59 #3E0D59 #59180D

square

#28590D #0D4E59 #3E0D59 #59180D

split-complementary

#28590D #180D59 #590D4E

monochromatic

#0C1B04 #102405 #28590D #408E15 #58C41D

Accessibility & contrast

On white

8.32

#28590D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#28590D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28590D

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28590D	#FFFFFF	#000000	##FFFFFF
##28590D	1.00	8.32	2.53	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5100

Deuteranopia (green-blind)

#564D16

Tritanopia (blue-blind)

#25554B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #28590d;
/* rgb */ color: rgb(40, 89, 13);
/* oklch */ color: oklch(41.4% 0.117 137.3);

Tailwind

colors: {
  custom: {
    50: '#688853',
    500: '#28590d',
    950: '#000000',
  },
}

SCSS

$custom: #28590d;
$custom-light: #688853;
$custom-dark: #000000;

JSON

{
  "hex": "#28590d",
  "rgb": {
    "r": 40,
    "g": 89,
    "b": 13
  },
  "hsl": {
    "h": 98.684,
    "s": 74.51,
    "l": 20
  },
  "oklch": {
    "l": 0.41381,
    "c": 0.11662,
    "h": 137.3
  },
  "luminance": 0.07625
}

Semantic roles & 50–950 ramp

primary

#28590D

secondary

#702E93

accent

#37F1AF

background

#F6F8F4

surface

#EBF0E8

border

#C6CBC4

text

#070B03

muted

#7A7C78

Preview Lab

Preview with #28590D

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

Preview Lab → · Contrast checker → · Palette generator →