#42D66B#42D66B

#42D66B is a light, vivid green. Relative luminance 0.503; OKLCH L 77.5% C 0.193 H 148.6°. Best body text is #000000 at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#42D66B
RGB	rgb(66, 214, 107)
HSL	hsl(137, 64%, 55%)
HSV	hsv(137, 69%, 84%)
CMYK	cmyk(69.2%, 0%, 50%, 16.1%)
CIE-LAB	lab(76.26, -61.27, 41.54)
CIE-LCH	lch(76.26, 74.03, 145.86°)
OKLab	oklab(77.47% -0.165 0.1006)
OKLCH	oklch(77.47% 0.193 148.6)
XYZ	xyz(28.9450, 50.3097, 22.0924)
Luminance	0.5031 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D66B #D642AD

analogous

#63D642 #42D66B #42D6B5

triadic

#42D66B #6B42D6 #D66B42

tetradic

#42D66B #4263D6 #D642AD #D6B542

square

#42D66B #4263D6 #D642AD #D6B542

split-complementary

#42D66B #B542D6 #D64263

monochromatic

#1C8238 #27B44E #42D66B #74E192 #A7ECBA

Accessibility & contrast

On white

1.90

#42D66B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.06

#42D66B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D66B

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D66B	#FFFFFF	#000000	##000000
##42D66B	1.00	1.90	11.06	11.06
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.06	21.00	1.00	1.00
##000000	11.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C462

Deuteranopia (green-blind)

#C6B773

Tritanopia (blue-blind)

#00D2BD

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #42d66b;
/* rgb */ color: rgb(66, 214, 107);
/* oklch */ color: oklch(77.5% 0.193 148.6);

Tailwind

colors: {
  custom: {
    50: '#89e497',
    500: '#42d66b',
    950: '#000000',
  },
}

SCSS

$custom: #42d66b;
$custom-light: #89e497;
$custom-dark: #000000;

JSON

{
  "hex": "#42d66b",
  "rgb": {
    "r": 66,
    "g": 214,
    "b": 107
  },
  "hsl": {
    "h": 136.622,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.77472,
    "c": 0.19329,
    "h": 148.6
  },
  "luminance": 0.50313
}

Semantic roles & 50–950 ramp

primary

#42D66B

secondary

#883471

accent

#40B9E7

background

#FCFEFC

surface

#F4FCF5

border

#CED5CF

text

#0D160E

muted

#7F847F

Preview Lab

Preview with #42D66B

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

Preview Lab → · Contrast checker → · Palette generator →