#42D37B#42D37B

#42D37B is a light, vivid green. Relative luminance 0.492; OKLCH L 77.0% C 0.175 H 152.5°. Best body text is #000000 at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#42D37B
RGB	rgb(66, 211, 123)
HSL	hsl(144, 62%, 54%)
HSV	hsv(144, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 41.7%, 17.3%)
CIE-LAB	lab(75.56, -57.61, 32.69)
CIE-LCH	lch(75.56, 66.23, 150.43°)
OKLab	oklab(76.97% -0.1553 0.0809)
OKLCH	oklch(76.97% 0.175 152.5)
XYZ	xyz(29.1137, 49.1736, 26.6922)
Luminance	0.4918 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D37B #D3429A

analogous

#52D342 #42D37B #42D3C4

triadic

#42D37B #7B42D3 #D37B42

tetradic

#42D37B #4252D3 #D3429A #D3C442

square

#42D37B #4252D3 #D3429A #D3C442

split-complementary

#42D37B #C442D3 #D34252

monochromatic

#1D7D43 #29AF5E #42D37B #74DF9E #A5EAC0

Accessibility & contrast

On white

1.94

#42D37B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.84

#42D37B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D37B

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D37B	#FFFFFF	#000000	##000000
##42D37B	1.00	1.94	10.84	10.84
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.84	21.00	1.00	1.00
##000000	10.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3C275

Deuteranopia (green-blind)

#C1B581

Tritanopia (blue-blind)

#00D0BD

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #42d37b;
/* rgb */ color: rgb(66, 211, 123);
/* oklch */ color: oklch(77.0% 0.175 152.5);

Tailwind

colors: {
  custom: {
    50: '#88e2a2',
    500: '#42d37b',
    950: '#000000',
  },
}

SCSS

$custom: #42d37b;
$custom-light: #88e2a2;
$custom-dark: #000000;

JSON

{
  "hex": "#42d37b",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 123
  },
  "hsl": {
    "h": 143.586,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.76969,
    "c": 0.17516,
    "h": 152.5
  },
  "luminance": 0.49177
}

Semantic roles & 50–950 ramp

primary

#42D37B

secondary

#D79ABF

accent

#42A5E5

background

#F9FDFA

surface

#F1FBF3

border

#CBD4CD

text

#0D150F

muted

#7E837F

Preview Lab

Preview with #42D37B

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

Preview Lab → · Contrast checker → · Palette generator →