#288C52#288C52

#288C52 is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.9% C 0.127 H 153.4°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#288C52
RGB	rgb(40, 140, 82)
HSL	hsl(145, 56%, 35%)
HSV	hsv(145, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 41.4%, 45.1%)
CIE-LAB	lab(51.63, -42.24, 22.93)
CIE-LCH	lch(51.63, 48.07, 151.50°)
OKLab	oklab(56.86% -0.114 0.057)
OKLCH	oklch(56.86% 0.127 153.4)
XYZ	xyz(11.7751, 19.8152, 11.1851)
Luminance	0.1982 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C52 #8C2862

analogous

#308C28 #288C52 #288C84

triadic

#288C52 #52288C #8C5228

tetradic

#288C52 #28308C #8C2862 #8C8428

square

#288C52 #28308C #8C2862 #8C8428

split-complementary

#288C52 #84288C #8C2830

monochromatic

#0D2D1A #1A5C36 #288C52 #36BC6E #5ED18E

Accessibility & contrast

On white

4.23

#288C52 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#288C52 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C52

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C52	#FFFFFF	#000000	##000000
##288C52	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C804E

Deuteranopia (green-blind)

#807856

Tritanopia (blue-blind)

#008A7E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #288c52;
/* rgb */ color: rgb(40, 140, 82);
/* oklch */ color: oklch(56.9% 0.127 153.4);

Tailwind

colors: {
  custom: {
    50: '#70ae83',
    500: '#288c52',
    950: '#000000',
  },
}

SCSS

$custom: #288c52;
$custom-light: #70ae83;
$custom-dark: #000000;

JSON

{
  "hex": "#288c52",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 82
  },
  "hsl": {
    "h": 145.2,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.56858,
    "c": 0.12743,
    "h": 153.4
  },
  "luminance": 0.19816
}

Semantic roles & 50–950 ramp

primary

#288C52

secondary

#B65A8F

accent

#49A0DF

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #288C52

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

Preview Lab → · Contrast checker → · Palette generator →