#42C259#42C259

#42C259 is a light, vivid green. Relative luminance 0.405; OKLCH L 72.1% C 0.184 H 146.5°. Best body text is #000000 at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#42C259
RGB	rgb(66, 194, 89)
HSL	hsl(131, 51%, 51%)
HSV	hsv(131, 66%, 76%)
CMYK	cmyk(66%, 0%, 54.1%, 23.9%)
CIE-LAB	lab(69.80, -56.71, 42.32)
CIE-LCH	lch(69.80, 70.76, 143.26°)
OKLab	oklab(72.06% -0.1531 0.1013)
OKLCH	oklch(72.06% 0.184 146.5)
XYZ	xyz(23.3401, 40.4607, 16.0289)
Luminance	0.4046 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C259 #C242AB

analogous

#6BC242 #42C259 #42C299

triadic

#42C259 #5942C2 #C25942

tetradic

#42C259 #426BC2 #C242AB #C29942

square

#42C259 #426BC2 #C242AB #C29942

split-complementary

#42C259 #9942C2 #C2426B

monochromatic

#22682E #319643 #42C259 #70D182 #9FE0AA

Accessibility & contrast

On white

2.31

#42C259 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.09

#42C259 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C259

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C259	#FFFFFF	#000000	##000000
##42C259	1.00	2.31	9.09	9.09
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.09	21.00	1.00	1.00
##000000	9.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B14F

Deuteranopia (green-blind)

#B5A661

Tritanopia (blue-blind)

#18BEAA

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42c259;
/* rgb */ color: rgb(66, 194, 89);
/* oklch */ color: oklch(72.1% 0.184 146.5);

Tailwind

colors: {
  custom: {
    50: '#85d58a',
    500: '#42c259',
    950: '#000000',
  },
}

SCSS

$custom: #42c259;
$custom-light: #85d58a;
$custom-dark: #000000;

JSON

{
  "hex": "#42c259",
  "rgb": {
    "r": 66,
    "g": 194,
    "b": 89
  },
  "hsl": {
    "h": 130.781,
    "s": 51.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.72061,
    "c": 0.1836,
    "h": 146.5
  },
  "luminance": 0.40463
}

Semantic roles & 50–950 ramp

primary

#42C259

secondary

#CC94C2

accent

#4DC1DB

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #42C259

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

Preview Lab → · Contrast checker → · Palette generator →