#42CB59#42CB59

#42CB59 is a light, vivid green. Relative luminance 0.446; OKLCH L 74.4% C 0.195 H 146.1°. Best body text is #000000 at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#42CB59
RGB	rgb(66, 203, 89)
HSL	hsl(130, 57%, 53%)
HSV	hsv(130, 67%, 80%)
CMYK	cmyk(67.5%, 0%, 56.2%, 20.4%)
CIE-LAB	lab(72.62, -59.91, 45.70)
CIE-LCH	lch(72.62, 75.35, 142.66°)
OKLab	oklab(74.4% -0.1617 0.1088)
OKLCH	oklch(74.4% 0.195 146.1)
XYZ	xyz(25.4041, 44.5887, 16.7169)
Luminance	0.4459 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CB59 #CB42B4

analogous

#6FCB42 #42CB59 #42CB9D

triadic

#42CB59 #5942CB #CB5942

tetradic

#42CB59 #426FCB #CB42B4 #CB9D42

square

#42CB59 #426FCB #CB42B4 #CB9D42

split-complementary

#42CB59 #9D42CB #CB426F

monochromatic

#20732E #2DA341 #42CB59 #72D883 #A2E5AD

Accessibility & contrast

On white

2.12

#42CB59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.92

#42CB59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CB59

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CB59	#FFFFFF	#000000	##000000
##42CB59	1.00	2.12	9.92	9.92
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.92	21.00	1.00	1.00
##000000	9.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB94E

Deuteranopia (green-blind)

#BDAE62

Tritanopia (blue-blind)

#0FC6B2

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42cb59;
/* rgb */ color: rgb(66, 203, 89);
/* oklch */ color: oklch(74.4% 0.195 146.1);

Tailwind

colors: {
  custom: {
    50: '#87dc8b',
    500: '#42cb59',
    950: '#000000',
  },
}

SCSS

$custom: #42cb59;
$custom-light: #87dc8b;
$custom-dark: #000000;

JSON

{
  "hex": "#42cb59",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 89
  },
  "hsl": {
    "h": 130.073,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.74395,
    "c": 0.19489,
    "h": 146.1
  },
  "luminance": 0.44591
}

Semantic roles & 50–950 ramp

primary

#42CB59

secondary

#D297C8

accent

#48C7E0

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #42CB59

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

Preview Lab → · Contrast checker → · Palette generator →