#42E27B#42E27B

#42E27B is a light, vivid green. Relative luminance 0.570; OKLCH L 80.8% C 0.194 H 150.8°. Best body text is #000000 at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#42E27B
RGB	rgb(66, 226, 123)
HSL	hsl(141, 73%, 57%)
HSV	hsv(141, 71%, 89%)
CMYK	cmyk(70.8%, 0%, 45.6%, 11.4%)
CIE-LAB	lab(80.17, -63.04, 38.63)
CIE-LCH	lch(80.17, 73.93, 148.50°)
OKLab	oklab(80.77% -0.1697 0.0947)
OKLCH	oklch(80.77% 0.194 150.8)
XYZ	xyz(33.0155, 56.9773, 27.9928)
Luminance	0.5698 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E27B #E242A9

analogous

#59E242 #42E27B #42E2CB

triadic

#42E27B #7B42E2 #E27B42

tetradic

#42E27B #4259E2 #E242A9 #E2CB42

square

#42E27B #4259E2 #E242A9 #E2CB42

split-complementary

#42E27B #CB42E2 #E24259

monochromatic

#179343 #1FC85B #42E27B #77EAA0 #ACF2C5

Accessibility & contrast

On white

1.69

#42E27B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.40

#42E27B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E27B

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E27B	#FFFFFF	#000000	##000000
##42E27B	1.00	1.69	12.40	12.40
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.40	21.00	1.00	1.00
##000000	12.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CF73

Deuteranopia (green-blind)

#D0C182

Tritanopia (blue-blind)

#00DEC9

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #42e27b;
/* rgb */ color: rgb(66, 226, 123);
/* oklch */ color: oklch(80.8% 0.194 150.8);

Tailwind

colors: {
  custom: {
    50: '#8beca2',
    500: '#42e27b',
    950: '#000000',
  },
}

SCSS

$custom: #42e27b;
$custom-light: #8beca2;
$custom-dark: #000000;

JSON

{
  "hex": "#42e27b",
  "rgb": {
    "r": 66,
    "g": 226,
    "b": 123
  },
  "hsl": {
    "h": 141.375,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.80771,
    "c": 0.19431,
    "h": 150.8
  },
  "luminance": 0.56981
}

Semantic roles & 50–950 ramp

primary

#42E27B

secondary

#983173

accent

#38AEF0

background

#FCFFFC

surface

#F4FEF5

border

#CED6CF

text

#0D160F

muted

#7F8580

Preview Lab

Preview with #42E27B

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

Preview Lab → · Contrast checker → · Palette generator →