#288E4E#288E4E

#288E4E is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.3% C 0.134 H 151.6°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#288E4E
RGB	rgb(40, 142, 78)
HSL	hsl(142, 56%, 36%)
HSV	hsv(142, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 45.1%, 44.3%)
CIE-LAB	lab(52.23, -43.79, 25.90)
CIE-LCH	lch(52.23, 50.87, 149.40°)
OKLab	oklab(57.33% -0.118 0.0638)
OKLCH	oklch(57.33% 0.134 151.6)
XYZ	xyz(11.9222, 20.3458, 10.5051)
Luminance	0.2035 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E4E #8E2868

analogous

#358E28 #288E4E #288E81

triadic

#288E4E #4E288E #8E4E28

tetradic

#288E4E #28358E #8E2868 #8E8128

square

#288E4E #28358E #8E2868 #8E8128

split-complementary

#288E4E #81288E #8E2835

monochromatic

#0D2F1A #1B5E34 #288E4E #35BE68 #5FD28A

Accessibility & contrast

On white

4.14

#288E4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#288E4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E4E

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E4E	#FFFFFF	#000000	##000000
##288E4E	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)

#8E8249

Deuteranopia (green-blind)

#827952

Tritanopia (blue-blind)

#008C7E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288e4e;
/* rgb */ color: rgb(40, 142, 78);
/* oklch */ color: oklch(57.3% 0.134 151.6);

Tailwind

colors: {
  custom: {
    50: '#70b080',
    500: '#288e4e',
    950: '#000000',
  },
}

SCSS

$custom: #288e4e;
$custom-light: #70b080;
$custom-dark: #000000;

JSON

{
  "hex": "#288e4e",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 78
  },
  "hsl": {
    "h": 142.353,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.5733,
    "c": 0.13412,
    "h": 151.6
  },
  "luminance": 0.20347
}

Semantic roles & 50–950 ramp

primary

#288E4E

secondary

#B75B95

accent

#48A7DF

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #288E4E

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

Preview Lab → · Contrast checker → · Palette generator →