#288E38#288E38

#288E38 is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.0% C 0.154 H 145.6°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#288E38
RGB	rgb(40, 142, 56)
HSL	hsl(129, 56%, 36%)
HSV	hsv(129, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 60.6%, 44.3%)
CIE-LAB	lab(51.93, -47.22, 36.91)
CIE-LCH	lch(51.93, 59.94, 141.99°)
OKLab	oklab(56.99% -0.1275 0.0871)
OKLCH	oklch(56.99% 0.154 145.6)
XYZ	xyz(11.2611, 20.0814, 7.0232)
Luminance	0.2008 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E38 #8E287E

analogous

#4B8E28 #288E38 #288E6B

triadic

#288E38 #38288E #8E3828

tetradic

#288E38 #284B8E #8E287E #8E6B28

square

#288E38 #284B8E #8E287E #8E6B28

split-complementary

#288E38 #6B288E #8E284B

monochromatic

#0D2F12 #1B5E25 #288E38 #35BE4B #5FD271

Accessibility & contrast

On white

4.19

#288E38 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#288E38 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E38

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E38	#FFFFFF	#000000	##000000
##288E38	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90812F

Deuteranopia (green-blind)

#84793F

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288e38;
/* rgb */ color: rgb(40, 142, 56);
/* oklch */ color: oklch(57.0% 0.154 145.6);

Tailwind

colors: {
  custom: {
    50: '#71b071',
    500: '#288e38',
    950: '#000000',
  },
}

SCSS

$custom: #288e38;
$custom-light: #71b071;
$custom-dark: #000000;

JSON

{
  "hex": "#288e38",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 56
  },
  "hsl": {
    "h": 129.412,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.56988,
    "c": 0.15442,
    "h": 145.6
  },
  "luminance": 0.20083
}

Semantic roles & 50–950 ramp

primary

#288E38

secondary

#B75BA9

accent

#48C8DF

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#091108

muted

#7B807B

Preview Lab

Preview with #288E38

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

Preview Lab → · Contrast checker → · Palette generator →