#42DC57#42DC57

#42DC57 is a light, highly saturated green. Relative luminance 0.530; OKLCH L 78.8% C 0.217 H 145.2°. Best body text is #000000 at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#42DC57
RGB	rgb(66, 220, 87)
HSL	hsl(128, 69%, 56%)
HSV	hsv(128, 70%, 86%)
CMYK	cmyk(70%, 0%, 60.5%, 13.7%)
CIE-LAB	lab(77.89, -65.96, 52.75)
CIE-LCH	lch(77.89, 84.45, 141.35°)
OKLab	oklab(78.75% -0.1782 0.1239)
OKLCH	oklch(78.75% 0.217 145.2)
XYZ	xyz(29.5583, 53.0295, 17.6929)
Luminance	0.5303 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DC57 #DC42C7

analogous

#7ADC42 #42DC57 #42DCA4

triadic

#42DC57 #5742DC #DC5742

tetradic

#42DC57 #427ADC #DC42C7 #DCA442

square

#42DC57 #427ADC #DC42C7 #DCA442

split-complementary

#42DC57 #A442DC #DC427A

monochromatic

#1A8A29 #23BE38 #42DC57 #76E685 #A9EFB3

Accessibility & contrast

On white

1.81

#42DC57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.61

#42DC57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DC57

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DC57	#FFFFFF	#000000	##000000
##42DC57	1.00	1.81	11.61	11.61
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.61	21.00	1.00	1.00
##000000	11.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C848

Deuteranopia (green-blind)

#CEBC62

Tritanopia (blue-blind)

#00D6BF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42dc57;
/* rgb */ color: rgb(66, 220, 87);
/* oklch */ color: oklch(78.8% 0.217 145.2);

Tailwind

colors: {
  custom: {
    50: '#8be88b',
    500: '#42dc57',
    950: '#000000',
  },
}

SCSS

$custom: #42dc57;
$custom-light: #8be88b;
$custom-dark: #000000;

JSON

{
  "hex": "#42dc57",
  "rgb": {
    "r": 66,
    "g": 220,
    "b": 87
  },
  "hsl": {
    "h": 128.182,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.78751,
    "c": 0.21698,
    "h": 145.2
  },
  "luminance": 0.53033
}

Semantic roles & 50–950 ramp

primary

#42DC57

secondary

#903283

accent

#3CD4EC

background

#FCFEFC

surface

#F4FDF4

border

#CED5CE

text

#0D160C

muted

#7F847F

Preview Lab

Preview with #42DC57

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

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