#288E4F#288E4F

#288E4F is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.3% C 0.133 H 151.9°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#288E4F
RGB	rgb(40, 142, 79)
HSL	hsl(143, 56%, 36%)
HSV	hsv(143, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 44.4%, 44.3%)
CIE-LAB	lab(52.24, -43.61, 25.38)
CIE-LCH	lch(52.24, 50.45, 149.80°)
OKLab	oklab(57.35% -0.1175 0.0626)
OKLCH	oklch(57.35% 0.133 151.9)
XYZ	xyz(11.9583, 20.3603, 10.6953)
Luminance	0.2036 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E4F #8E2867

analogous

#348E28 #288E4F #288E82

triadic

#288E4F #4F288E #8E4F28

tetradic

#288E4F #28348E #8E2867 #8E8228

square

#288E4F #28348E #8E2867 #8E8228

split-complementary

#288E4F #82288E #8E2834

monochromatic

#0D2F1A #1B5E34 #288E4F #35BE6A #5FD28B

Accessibility & contrast

On white

4.14

#288E4F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#288E4F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E4F

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E4F	#FFFFFF	#000000	##000000
##288E4F	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E824A

Deuteranopia (green-blind)

#827953

Tritanopia (blue-blind)

#008C7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288e4f;
/* rgb */ color: rgb(40, 142, 79);
/* oklch */ color: oklch(57.3% 0.133 151.9);

Tailwind

colors: {
  custom: {
    50: '#70b081',
    500: '#288e4f',
    950: '#000000',
  },
}

SCSS

$custom: #288e4f;
$custom-light: #70b081;
$custom-dark: #000000;

JSON

{
  "hex": "#288e4f",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 79
  },
  "hsl": {
    "h": 142.941,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57348,
    "c": 0.13315,
    "h": 151.9
  },
  "luminance": 0.20362
}

Semantic roles & 50–950 ramp

primary

#288E4F

secondary

#B75B94

accent

#48A6DF

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #288E4F

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

Preview Lab → · Contrast checker → · Palette generator →