#42CB58#42CB58

#42CB58 is a light, vivid green. Relative luminance 0.446; OKLCH L 74.4% C 0.196 H 145.9°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#42CB58
RGB	rgb(66, 203, 88)
HSL	hsl(130, 57%, 53%)
HSV	hsv(130, 67%, 80%)
CMYK	cmyk(67.5%, 0%, 56.7%, 20.4%)
CIE-LAB	lab(72.61, -60.04, 46.15)
CIE-LCH	lch(72.61, 75.73, 142.45°)
OKLab	oklab(74.38% -0.1621 0.1097)
OKLCH	oklch(74.38% 0.196 145.9)
XYZ	xyz(25.3624, 44.5720, 16.4973)
Luminance	0.4457 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CB58 #CB42B5

analogous

#70CB42 #42CB58 #42CB9C

triadic

#42CB58 #5842CB #CB5842

tetradic

#42CB58 #4270CB #CB42B5 #CB9C42

square

#42CB58 #4270CB #CB42B5 #CB9C42

split-complementary

#42CB58 #9C42CB #CB4270

monochromatic

#20732D #2DA340 #42CB58 #72D882 #A2E5AD

Accessibility & contrast

On white

2.12

#42CB58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#42CB58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CB58

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CB58	#FFFFFF	#000000	##000000
##42CB58	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB94D

Deuteranopia (green-blind)

#BDAE61

Tritanopia (blue-blind)

#10C6B2

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42cb58;
/* rgb */ color: rgb(66, 203, 88);
/* oklch */ color: oklch(74.4% 0.196 145.9);

Tailwind

colors: {
  custom: {
    50: '#87dc8a',
    500: '#42cb58',
    950: '#000000',
  },
}

SCSS

$custom: #42cb58;
$custom-light: #87dc8a;
$custom-dark: #000000;

JSON

{
  "hex": "#42cb58",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 88
  },
  "hsl": {
    "h": 129.635,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.74382,
    "c": 0.19572,
    "h": 145.9
  },
  "luminance": 0.44575
}

Semantic roles & 50–950 ramp

primary

#42CB58

secondary

#D297C9

accent

#48C8E0

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #42CB58

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

Preview Lab → · Contrast checker → · Palette generator →