#288C44#288C44

#288C44 is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.6% C 0.141 H 148.7°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#288C44
RGB	rgb(40, 140, 68)
HSL	hsl(137, 56%, 35%)
HSV	hsv(137, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 51.4%, 45.1%)
CIE-LAB	lab(51.41, -44.73, 30.21)
CIE-LCH	lch(51.41, 53.98, 145.96°)
OKLab	oklab(56.61% -0.1205 0.0732)
OKLCH	oklch(56.61% 0.141 148.7)
XYZ	xyz(11.2957, 19.6234, 8.6601)
Luminance	0.1963 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C44 #8C2870

analogous

#3E8C28 #288C44 #288C76

triadic

#288C44 #44288C #8C4428

tetradic

#288C44 #283E8C #8C2870 #8C7628

square

#288C44 #283E8C #8C2870 #8C7628

split-complementary

#288C44 #76288C #8C283E

monochromatic

#0D2D16 #1A5C2D #288C44 #36BC5B #5ED17E

Accessibility & contrast

On white

4.26

#288C44 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#288C44 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C44

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C44	#FFFFFF	#000000	##000000
##288C44	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D803E

Deuteranopia (green-blind)

#817749

Tritanopia (blue-blind)

#00897B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #288c44;
/* rgb */ color: rgb(40, 140, 68);
/* oklch */ color: oklch(56.6% 0.141 148.7);

Tailwind

colors: {
  custom: {
    50: '#70ae79',
    500: '#288c44',
    950: '#000000',
  },
}

SCSS

$custom: #288c44;
$custom-light: #70ae79;
$custom-dark: #000000;

JSON

{
  "hex": "#288c44",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 68
  },
  "hsl": {
    "h": 136.8,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.56606,
    "c": 0.14097,
    "h": 148.7
  },
  "luminance": 0.19625
}

Semantic roles & 50–950 ramp

primary

#288C44

secondary

#B65A9C

accent

#49B5DF

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #288C44

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

Preview Lab → · Contrast checker → · Palette generator →