#42CE57#42CE57

#42CE57 is a light, highly saturated green. Relative luminance 0.460; OKLCH L 75.1% C 0.200 H 145.7°. Best body text is #000000 at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#42CE57
RGB	rgb(66, 206, 87)
HSL	hsl(129, 59%, 53%)
HSV	hsv(129, 68%, 81%)
CMYK	cmyk(68%, 0%, 57.8%, 19.2%)
CIE-LAB	lab(73.54, -61.21, 47.70)
CIE-LCH	lch(73.54, 77.60, 142.07°)
OKLab	oklab(75.15% -0.1653 0.113)
OKLCH	oklch(75.15% 0.2 145.7)
XYZ	xyz(26.0366, 45.9862, 16.5190)
Luminance	0.4599 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CE57 #CE42B9

analogous

#73CE42 #42CE57 #42CE9D

triadic

#42CE57 #5742CE #CE5742

tetradic

#42CE57 #4273CE #CE42B9 #CE9D42

square

#42CE57 #4273CE #CE42B9 #CE9D42

split-complementary

#42CE57 #9D42CE #CE4273

monochromatic

#1F772C #2BA73E #42CE57 #73DB82 #A3E7AD

Accessibility & contrast

On white

2.06

#42CE57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.20

#42CE57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CE57

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CE57	#FFFFFF	#000000	##000000
##42CE57	1.00	2.06	10.20	10.20
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.20	21.00	1.00	1.00
##000000	10.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BC4B

Deuteranopia (green-blind)

#C0B060

Tritanopia (blue-blind)

#0DC9B4

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #42ce57;
/* rgb */ color: rgb(66, 206, 87);
/* oklch */ color: oklch(75.1% 0.200 145.7);

Tailwind

colors: {
  custom: {
    50: '#88de8a',
    500: '#42ce57',
    950: '#000000',
  },
}

SCSS

$custom: #42ce57;
$custom-light: #88de8a;
$custom-dark: #000000;

JSON

{
  "hex": "#42ce57",
  "rgb": {
    "r": 66,
    "g": 206,
    "b": 87
  },
  "hsl": {
    "h": 129,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.75145,
    "c": 0.20022,
    "h": 145.7
  },
  "luminance": 0.45989
}

Semantic roles & 50–950 ramp

primary

#42CE57

secondary

#D498CB

accent

#46CBE2

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #42CE57

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

Preview Lab → · Contrast checker → · Palette generator →