#288138#288138

#288138 is a mid, vivid green. Relative luminance 0.164; OKLCH L 53.4% C 0.137 H 146.4°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#288138
RGB	rgb(40, 129, 56)
HSL	hsl(131, 53%, 33%)
HSV	hsv(131, 69%, 51%)
CMYK	cmyk(69%, 0%, 56.6%, 49.4%)
CIE-LAB	lab(47.54, -42.35, 31.73)
CIE-LCH	lch(47.54, 52.91, 143.16°)
OKLab	oklab(53.36% -0.1143 0.0759)
OKLCH	oklch(53.36% 0.137 146.4)
XYZ	xyz(9.4385, 16.4362, 6.4157)
Luminance	0.1644 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288138 #812871

analogous

#448128 #288138 #288165

triadic

#288138 #382881 #813828

tetradic

#288138 #284481 #812871 #816528

square

#288138 #284481 #812871 #816528

split-complementary

#288138 #652881 #812844

monochromatic

#0B240F #1A5224 #288138 #36B04C #58CB6D

Accessibility & contrast

On white

4.90

#288138 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#288138 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #288138

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288138	#FFFFFF	#000000	##FFFFFF
##288138	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837531

Deuteranopia (green-blind)

#786E3E

Tritanopia (blue-blind)

#097E71

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #288138;
/* rgb */ color: rgb(40, 129, 56);
/* oklch */ color: oklch(53.4% 0.137 146.4);

Tailwind

colors: {
  custom: {
    50: '#6ea671',
    500: '#288138',
    950: '#000000',
  },
}

SCSS

$custom: #288138;
$custom-light: #6ea671;
$custom-dark: #000000;

JSON

{
  "hex": "#288138",
  "rgb": {
    "r": 40,
    "g": 129,
    "b": 56
  },
  "hsl": {
    "h": 130.787,
    "s": 52.663,
    "l": 33.137
  },
  "oklch": {
    "l": 0.53359,
    "c": 0.13719,
    "h": 146.4
  },
  "luminance": 0.16437
}

Semantic roles & 50–950 ramp

primary

#288138

secondary

#B054A0

accent

#4CC2DC

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#080F08

muted

#7B7F7B

Preview Lab

Preview with #288138

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

Preview Lab → · Contrast checker → · Palette generator →