#42CB5E#42CB5E

#42CB5E is a light, vivid green. Relative luminance 0.447; OKLCH L 74.5% C 0.191 H 146.9°. Best body text is #000000 at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#42CB5E
RGB	rgb(66, 203, 94)
HSL	hsl(132, 57%, 53%)
HSV	hsv(132, 67%, 80%)
CMYK	cmyk(67.5%, 0%, 53.7%, 20.4%)
CIE-LAB	lab(72.68, -59.24, 43.41)
CIE-LCH	lch(72.68, 73.44, 143.77°)
OKLab	oklab(74.46% -0.1598 0.1041)
OKLCH	oklch(74.46% 0.191 146.9)
XYZ	xyz(25.6213, 44.6755, 17.8605)
Luminance	0.4468 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CB5E #CB42AF

analogous

#6ACB42 #42CB5E #42CBA3

triadic

#42CB5E #5E42CB #CB5E42

tetradic

#42CB5E #426ACB #CB42AF #CBA342

square

#42CB5E #426ACB #CB42AF #CBA342

split-complementary

#42CB5E #A342CB #CB426A

monochromatic

#207331 #2DA345 #42CB5E #72D887 #A2E5B0

Accessibility & contrast

On white

2.11

#42CB5E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.94

#42CB5E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CB5E

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CB5E	#FFFFFF	#000000	##000000
##42CB5E	1.00	2.11	9.94	9.94
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.94	21.00	1.00	1.00
##000000	9.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB954

Deuteranopia (green-blind)

#BDAE66

Tritanopia (blue-blind)

#08C7B2

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42cb5e;
/* rgb */ color: rgb(66, 203, 94);
/* oklch */ color: oklch(74.5% 0.191 146.9);

Tailwind

colors: {
  custom: {
    50: '#87dc8e',
    500: '#42cb5e',
    950: '#000000',
  },
}

SCSS

$custom: #42cb5e;
$custom-light: #87dc8e;
$custom-dark: #000000;

JSON

{
  "hex": "#42cb5e",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 94
  },
  "hsl": {
    "h": 132.263,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.74461,
    "c": 0.19069,
    "h": 146.9
  },
  "luminance": 0.44678
}

Semantic roles & 50–950 ramp

primary

#42CB5E

secondary

#D297C6

accent

#48C1E0

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #42CB5E

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

Preview Lab → · Contrast checker → · Palette generator →