#42DF49#42DF49

#42DF49 is a light, highly saturated green. Relative luminance 0.544; OKLCH L 79.4% C 0.230 H 143.6°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#42DF49
RGB	rgb(66, 223, 73)
HSL	hsl(123, 71%, 57%)
HSV	hsv(123, 70%, 87%)
CMYK	cmyk(70.4%, 0%, 67.3%, 12.5%)
CIE-LAB	lab(78.70, -68.39, 59.45)
CIE-LCH	lch(78.70, 90.62, 139.00°)
OKLab	oklab(79.38% -0.1853 0.1367)
OKLCH	oklch(79.38% 0.23 143.6)
XYZ	xyz(29.8352, 54.4113, 15.2321)
Luminance	0.5442 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DF49 #DF42D8

analogous

#8ADF42 #42DF49 #42DF98

triadic

#42DF49 #4942DF #DF4942

tetradic

#42DF49 #428ADF #DF42D8 #DF9842

square

#42DF49 #428ADF #DF42D8 #DF9842

split-complementary

#42DF49 #9842DF #DF428A

monochromatic

#188E1D #21C328 #42DF49 #76E87B #ABF1AE

Accessibility & contrast

On white

1.77

#42DF49 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#42DF49 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DF49

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DF49	#FFFFFF	#000000	##000000
##42DF49	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CA34

Deuteranopia (green-blind)

#D1BE57

Tritanopia (blue-blind)

#00D9C1

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #42df49;
/* rgb */ color: rgb(66, 223, 73);
/* oklch */ color: oklch(79.4% 0.230 143.6);

Tailwind

colors: {
  custom: {
    50: '#8cea83',
    500: '#42df49',
    950: '#000000',
  },
}

SCSS

$custom: #42df49;
$custom-light: #8cea83;
$custom-dark: #000000;

JSON

{
  "hex": "#42df49",
  "rgb": {
    "r": 66,
    "g": 223,
    "b": 73
  },
  "hsl": {
    "h": 122.675,
    "s": 71.041,
    "l": 56.667
  },
  "oklch": {
    "l": 0.79382,
    "c": 0.2303,
    "h": 143.6
  },
  "luminance": 0.54415
}

Semantic roles & 50–950 ramp

primary

#42DF49

secondary

#94328F

accent

#3AE6EE

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E160B

muted

#7F857E

Preview Lab

Preview with #42DF49

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

Preview Lab → · Contrast checker → · Palette generator →