#288C41#288C41

#288C41 is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.6% C 0.144 H 147.9°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#288C41
RGB	rgb(40, 140, 65)
HSL	hsl(135, 56%, 35%)
HSV	hsv(135, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 53.6%, 45.1%)
CIE-LAB	lab(51.37, -45.20, 31.73)
CIE-LCH	lch(51.37, 55.22, 144.94°)
OKLab	oklab(56.56% -0.1218 0.0764)
OKLCH	oklch(56.56% 0.144 147.9)
XYZ	xyz(11.2065, 19.5877, 8.1902)
Luminance	0.1959 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C41 #8C2873

analogous

#418C28 #288C41 #288C73

triadic

#288C41 #41288C #8C4128

tetradic

#288C41 #28418C #8C2873 #8C7328

square

#288C41 #28418C #8C2873 #8C7328

split-complementary

#288C41 #73288C #8C2841

monochromatic

#0D2D15 #1A5C2B #288C41 #36BC57 #5ED17A

Accessibility & contrast

On white

4.27

#288C41 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#288C41 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C41

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C41	#FFFFFF	#000000	##000000
##288C41	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7F3A

Deuteranopia (green-blind)

#827747

Tritanopia (blue-blind)

#00897B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #288c41;
/* rgb */ color: rgb(40, 140, 65);
/* oklch */ color: oklch(56.6% 0.144 147.9);

Tailwind

colors: {
  custom: {
    50: '#70af77',
    500: '#288c41',
    950: '#000000',
  },
}

SCSS

$custom: #288c41;
$custom-light: #70af77;
$custom-dark: #000000;

JSON

{
  "hex": "#288c41",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 65
  },
  "hsl": {
    "h": 135,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.56559,
    "c": 0.14377,
    "h": 147.9
  },
  "luminance": 0.19589
}

Semantic roles & 50–950 ramp

primary

#288C41

secondary

#B65A9F

accent

#49B9DF

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #288C41

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

Preview Lab → · Contrast checker → · Palette generator →