#42D151#42D151

#42D151 is a light, highly saturated green. Relative luminance 0.474; OKLCH L 75.9% C 0.209 H 144.7°. Best body text is #000000 at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#42D151
RGB	rgb(66, 209, 81)
HSL	hsl(126, 61%, 54%)
HSV	hsv(126, 68%, 82%)
CMYK	cmyk(68.4%, 0%, 61.2%, 18%)
CIE-LAB	lab(74.41, -62.94, 51.40)
CIE-LCH	lch(74.41, 81.27, 140.76°)
OKLab	oklab(75.85% -0.1702 0.1204)
OKLCH	oklch(75.85% 0.209 144.7)
XYZ	xyz(26.5307, 47.3504, 15.5243)
Luminance	0.4735 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D151 #D142C2

analogous

#7BD142 #42D151 #42D199

triadic

#42D151 #5142D1 #D15142

tetradic

#42D151 #427BD1 #D142C2 #D19942

square

#42D151 #427BD1 #D142C2 #D19942

split-complementary

#42D151 #9942D1 #D1427B

monochromatic

#1E7B28 #2AAC37 #42D151 #73DD7E #A4E9AC

Accessibility & contrast

On white

2.01

#42D151 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.47

#42D151 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D151

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D151	#FFFFFF	#000000	##000000
##42D151	1.00	2.01	10.47	10.47
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.47	21.00	1.00	1.00
##000000	10.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BE43

Deuteranopia (green-blind)

#C4B25C

Tritanopia (blue-blind)

#0FCCB6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #42d151;
/* rgb */ color: rgb(66, 209, 81);
/* oklch */ color: oklch(75.9% 0.209 144.7);

Tailwind

colors: {
  custom: {
    50: '#89e086',
    500: '#42d151',
    950: '#000000',
  },
}

SCSS

$custom: #42d151;
$custom-light: #89e086;
$custom-dark: #000000;

JSON

{
  "hex": "#42d151",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 81
  },
  "hsl": {
    "h": 126.294,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.75852,
    "c": 0.20853,
    "h": 144.7
  },
  "luminance": 0.47353
}

Semantic roles & 50–950 ramp

primary

#42D151

secondary

#D699D0

accent

#44D3E4

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #42D151

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

Preview Lab → · Contrast checker → · Palette generator →