#288D54#288D54

#288D54 is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.2% C 0.127 H 154.0°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#288D54
RGB	rgb(40, 141, 84)
HSL	hsl(146, 56%, 35%)
HSV	hsv(146, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 40.4%, 44.7%)
CIE-LAB	lab(51.99, -42.25, 22.31)
CIE-LCH	lch(51.99, 47.78, 152.17°)
OKLab	oklab(57.17% -0.1141 0.0556)
OKLCH	oklch(57.17% 0.127 154)
XYZ	xyz(11.9991, 20.1396, 11.6407)
Luminance	0.2014 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D54 #8D2861

analogous

#2E8D28 #288D54 #288D86

triadic

#288D54 #54288D #8D5428

tetradic

#288D54 #282E8D #8D2861 #8D8628

square

#288D54 #282E8D #8D2861 #8D8628

split-complementary

#288D54 #86288D #8D282E

monochromatic

#0D2E1B #1A5D38 #288D54 #36BD70 #5ED190

Accessibility & contrast

On white

4.18

#288D54 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#288D54 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D54

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D54	#FFFFFF	#000000	##000000
##288D54	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8150

Deuteranopia (green-blind)

#807858

Tritanopia (blue-blind)

#008B7F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288d54;
/* rgb */ color: rgb(40, 141, 84);
/* oklch */ color: oklch(57.2% 0.127 154.0);

Tailwind

colors: {
  custom: {
    50: '#70af84',
    500: '#288d54',
    950: '#000000',
  },
}

SCSS

$custom: #288d54;
$custom-light: #70af84;
$custom-dark: #000000;

JSON

{
  "hex": "#288d54",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 84
  },
  "hsl": {
    "h": 146.139,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.57172,
    "c": 0.12688,
    "h": 154
  },
  "luminance": 0.20141
}

Semantic roles & 50–950 ramp

primary

#288D54

secondary

#B75A8E

accent

#499EDF

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #288D54

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

Preview Lab → · Contrast checker → · Palette generator →