#288B3C#288B3C

#288B3C is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.2% C 0.147 H 146.7°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#288B3C
RGB	rgb(40, 139, 60)
HSL	hsl(132, 55%, 35%)
HSV	hsv(132, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 56.8%, 45.5%)
CIE-LAB	lab(50.97, -45.57, 33.80)
CIE-LCH	lch(50.97, 56.73, 143.44°)
OKLab	oklab(56.21% -0.1229 0.0807)
OKLCH	oklch(56.21% 0.147 146.7)
XYZ	xyz(10.9225, 19.2414, 7.4124)
Luminance	0.1924 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B3C #8B2877

analogous

#468B28 #288B3C #288B6D

triadic

#288B3C #3C288B #8B3C28

tetradic

#288B3C #28468B #8B2877 #8B6D28

square

#288B3C #28468B #8B2877 #8B6D28

split-complementary

#288B3C #6D288B #8B2846

monochromatic

#0D2C13 #1A5B27 #288B3C #36BB51 #5DD074

Accessibility & contrast

On white

4.33

#288B3C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#288B3C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B3C

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B3C	#FFFFFF	#000000	##000000
##288B3C	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E35

Deuteranopia (green-blind)

#817642

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288b3c;
/* rgb */ color: rgb(40, 139, 60);
/* oklch */ color: oklch(56.2% 0.147 146.7);

Tailwind

colors: {
  custom: {
    50: '#70ae74',
    500: '#288b3c',
    950: '#000000',
  },
}

SCSS

$custom: #288b3c;
$custom-light: #70ae74;
$custom-dark: #000000;

JSON

{
  "hex": "#288b3c",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 60
  },
  "hsl": {
    "h": 132.121,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56208,
    "c": 0.147,
    "h": 146.7
  },
  "luminance": 0.19243
}

Semantic roles & 50–950 ramp

primary

#288B3C

secondary

#B659A3

accent

#49C0DF

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #288B3C

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

Preview Lab → · Contrast checker → · Palette generator →