#288D58#288D58

#288D58 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.3% C 0.123 H 155.7°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#288D58
RGB	rgb(40, 141, 88)
HSL	hsl(149, 56%, 35%)
HSV	hsv(149, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 37.6%, 44.7%)
CIE-LAB	lab(52.07, -41.45, 20.18)
CIE-LCH	lch(52.07, 46.10, 154.04°)
OKLab	oklab(57.26% -0.1121 0.0506)
OKLCH	oklch(57.26% 0.123 155.7)
XYZ	xyz(12.1603, 20.2041, 12.4895)
Luminance	0.2021 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D58 #8D285D

analogous

#2A8D28 #288D58 #288D8A

triadic

#288D58 #58288D #8D5828

tetradic

#288D58 #282A8D #8D285D #8D8A28

square

#288D58 #282A8D #8D285D #8D8A28

split-complementary

#288D58 #8A288D #8D282A

monochromatic

#0D2E1C #1A5D3A #288D58 #36BD76 #5ED195

Accessibility & contrast

On white

4.17

#288D58 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#288D58 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D58

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D58	#FFFFFF	#000000	##000000
##288D58	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8255

Deuteranopia (green-blind)

#80795B

Tritanopia (blue-blind)

#008C7F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288d58;
/* rgb */ color: rgb(40, 141, 88);
/* oklch */ color: oklch(57.3% 0.123 155.7);

Tailwind

colors: {
  custom: {
    50: '#70af87',
    500: '#288d58',
    950: '#000000',
  },
}

SCSS

$custom: #288d58;
$custom-light: #70af87;
$custom-dark: #000000;

JSON

{
  "hex": "#288d58",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 88
  },
  "hsl": {
    "h": 148.515,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.57256,
    "c": 0.12301,
    "h": 155.7
  },
  "luminance": 0.20205
}

Semantic roles & 50–950 ramp

primary

#288D58

secondary

#B75A8B

accent

#4998DF

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #288D58

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

Preview Lab → · Contrast checker → · Palette generator →