#42C856#42C856

#42C856 is a light, vivid green. Relative luminance 0.431; OKLCH L 73.6% C 0.194 H 145.7°. Best body text is #000000 at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#42C856
RGB	rgb(66, 200, 86)
HSL	hsl(129, 55%, 52%)
HSV	hsv(129, 67%, 78%)
CMYK	cmyk(67%, 0%, 57%, 21.6%)
CIE-LAB	lab(71.65, -59.24, 45.94)
CIE-LCH	lch(71.65, 74.97, 142.20°)
OKLab	oklab(73.58% -0.16 0.1091)
OKLCH	oklch(73.58% 0.194 145.7)
XYZ	xyz(24.5791, 43.1361, 15.8331)
Luminance	0.4314 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C856 #C842B4

analogous

#71C842 #42C856 #42C899

triadic

#42C856 #5642C8 #C85642

tetradic

#42C856 #4271C8 #C842B4 #C89942

square

#42C856 #4271C8 #C842B4 #C89942

split-complementary

#42C856 #9942C8 #C84271

monochromatic

#206F2C #2E9F3F #42C856 #71D680 #A1E4AB

Accessibility & contrast

On white

2.18

#42C856 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.63

#42C856 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C856

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C856	#FFFFFF	#000000	##000000
##42C856	1.00	2.18	9.63	9.63
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.63	21.00	1.00	1.00
##000000	9.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB64B

Deuteranopia (green-blind)

#BBAB5F

Tritanopia (blue-blind)

#15C3AF

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #42c856;
/* rgb */ color: rgb(66, 200, 86);
/* oklch */ color: oklch(73.6% 0.194 145.7);

Tailwind

colors: {
  custom: {
    50: '#87da89',
    500: '#42c856',
    950: '#000000',
  },
}

SCSS

$custom: #42c856;
$custom-light: #87da89;
$custom-dark: #000000;

JSON

{
  "hex": "#42c856",
  "rgb": {
    "r": 66,
    "g": 200,
    "b": 86
  },
  "hsl": {
    "h": 128.955,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.73579,
    "c": 0.19366,
    "h": 145.7
  },
  "luminance": 0.43139
}

Semantic roles & 50–950 ramp

primary

#42C856

secondary

#D096C7

accent

#4AC8DE

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #42C856

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

Preview Lab → · Contrast checker → · Palette generator →