#42CC81#42CC81

#42CC81 is a light, vivid green. Relative luminance 0.459; OKLCH L 75.3% C 0.161 H 155.2°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#42CC81
RGB	rgb(66, 204, 129)
HSL	hsl(147, 58%, 53%)
HSV	hsv(147, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 36.8%, 20%)
CIE-LAB	lab(73.50, -53.87, 26.87)
CIE-LCH	lch(73.50, 60.20, 153.49°)
OKLab	oklab(75.3% -0.1457 0.0673)
OKLCH	oklch(75.3% 0.161 155.2)
XYZ	xyz(27.7996, 45.9259, 28.1641)
Luminance	0.4593 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC81 #CC428D

analogous

#48CC42 #42CC81 #42CCC6

triadic

#42CC81 #8142CC #CC8142

tetradic

#42CC81 #4248CC #CC428D #CCC642

square

#42CC81 #4248CC #CC428D #CCC642

split-complementary

#42CC81 #C642CC #CC4248

monochromatic

#1F7446 #2CA463 #42CC81 #72D9A1 #A2E6C1

Accessibility & contrast

On white

2.06

#42CC81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#42CC81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC81

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC81	#FFFFFF	#000000	##000000
##42CC81	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBBC7C

Deuteranopia (green-blind)

#BAB086

Tritanopia (blue-blind)

#00CAB9

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #42cc81;
/* rgb */ color: rgb(66, 204, 129);
/* oklch */ color: oklch(75.3% 0.161 155.2);

Tailwind

colors: {
  custom: {
    50: '#87dca6',
    500: '#42cc81',
    950: '#000000',
  },
}

SCSS

$custom: #42cc81;
$custom-light: #87dca6;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc81",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 129
  },
  "hsl": {
    "h": 147.391,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75303,
    "c": 0.16054,
    "h": 155.2
  },
  "luminance": 0.45929
}

Semantic roles & 50–950 ramp

primary

#42CC81

secondary

#D397B7

accent

#479BE1

background

#F8FDFA

surface

#F0FBF4

border

#CBD4CE

text

#0D150F

muted

#7D837F

Preview Lab

Preview with #42CC81

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

Preview Lab → · Contrast checker → · Palette generator →