#42DD51#42DD51

#42DD51 is a light, highly saturated green. Relative luminance 0.535; OKLCH L 78.9% C 0.223 H 144.5°. Best body text is #000000 at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#42DD51
RGB	rgb(66, 221, 81)
HSL	hsl(126, 70%, 56%)
HSV	hsv(126, 70%, 87%)
CMYK	cmyk(70.1%, 0%, 63.3%, 13.3%)
CIE-LAB	lab(78.15, -66.94, 55.60)
CIE-LCH	lch(78.15, 87.02, 140.29°)
OKLab	oklab(78.94% -0.1811 0.1294)
OKLCH	oklch(78.94% 0.223 144.5)
XYZ	xyz(29.5865, 53.4620, 16.5429)
Luminance	0.5346 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DD51 #DD42CE

analogous

#81DD42 #42DD51 #42DD9E

triadic

#42DD51 #5142DD #DD5142

tetradic

#42DD51 #4281DD #DD42CE #DD9E42

square

#42DD51 #4281DD #DD42CE #DD9E42

split-complementary

#42DD51 #9E42DD #DD4281

monochromatic

#198C24 #22BF32 #42DD51 #76E681 #AAF0B1

Accessibility & contrast

On white

1.80

#42DD51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.69

#42DD51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DD51

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DD51	#FFFFFF	#000000	##000000
##42DD51	1.00	1.80	11.69	11.69
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.69	21.00	1.00	1.00
##000000	11.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C940

Deuteranopia (green-blind)

#CFBC5D

Tritanopia (blue-blind)

#00D7C0

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42dd51;
/* rgb */ color: rgb(66, 221, 81);
/* oklch */ color: oklch(78.9% 0.223 144.5);

Tailwind

colors: {
  custom: {
    50: '#8be987',
    500: '#42dd51',
    950: '#000000',
  },
}

SCSS

$custom: #42dd51;
$custom-light: #8be987;
$custom-dark: #000000;

JSON

{
  "hex": "#42dd51",
  "rgb": {
    "r": 66,
    "g": 221,
    "b": 81
  },
  "hsl": {
    "h": 125.806,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.78944,
    "c": 0.22256,
    "h": 144.5
  },
  "luminance": 0.53465
}

Semantic roles & 50–950 ramp

primary

#42DD51

secondary

#913288

accent

#3BDBEC

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #42DD51

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

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