#28583C#28583C

#28583C is a dark, moderate green. Relative luminance 0.078; OKLCH L 41.8% C 0.071 H 156.0°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#28583C
RGB	rgb(40, 88, 60)
HSL	hsl(145, 38%, 25%)
HSV	hsv(145, 55%, 35%)
CMYK	cmyk(54.5%, 0%, 31.8%, 65.5%)
CIE-LAB	lab(33.47, -23.67, 11.37)
CIE-LCH	lch(33.47, 26.25, 154.34°)
OKLab	oklab(41.82% -0.0647 0.0289)
OKLCH	oklch(41.82% 0.071 156)
XYZ	xyz(5.1800, 7.7564, 5.4983)
Luminance	0.0776 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28583C #582844

analogous

#2C5828 #28583C #285854

triadic

#28583C #3C2858 #583C28

tetradic

#28583C #282C58 #582844 #585428

square

#28583C #282C58 #582844 #585428

split-complementary

#28583C #542858 #58282C

monochromatic

#0A150E #152E1F #28583C #3B8259 #4EAC75

Accessibility & contrast

On white

8.23

#28583C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#28583C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28583C

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28583C	#FFFFFF	#000000	##FFFFFF
##28583C	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58523A

Deuteranopia (green-blind)

#514D3E

Tritanopia (blue-blind)

#1B5751

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #28583c;
/* rgb */ color: rgb(40, 88, 60);
/* oklch */ color: oklch(41.8% 0.071 156.0);

Tailwind

colors: {
  custom: {
    50: '#668771',
    500: '#28583c',
    950: '#000000',
  },
}

SCSS

$custom: #28583c;
$custom-light: #668771;
$custom-dark: #000000;

JSON

{
  "hex": "#28583c",
  "rgb": {
    "r": 40,
    "g": 88,
    "b": 60
  },
  "hsl": {
    "h": 145,
    "s": 37.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.41818,
    "c": 0.07083,
    "h": 156
  },
  "luminance": 0.07757
}

Semantic roles & 50–950 ramp

primary

#28583C

secondary

#8B5173

accent

#5A9DCD

background

#F6F8F6

surface

#EBEFEC

border

#C6CAC7

text

#060B07

muted

#7A7C7A

Preview Lab

Preview with #28583C

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

Preview Lab → · Contrast checker → · Palette generator →