#42E289#42E289

#42E289 is a light, vivid green. Relative luminance 0.574; OKLCH L 81.0% C 0.182 H 154.1°. Best body text is #000000 at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#42E289
RGB	rgb(66, 226, 137)
HSL	hsl(147, 73%, 57%)
HSV	hsv(147, 71%, 89%)
CMYK	cmyk(70.8%, 0%, 39.4%, 11.4%)
CIE-LAB	lab(80.38, -60.64, 31.90)
CIE-LCH	lch(80.38, 68.52, 152.25°)
OKLab	oklab(81.01% -0.1636 0.0794)
OKLCH	oklch(81.01% 0.182 154.1)
XYZ	xyz(33.9554, 57.3532, 32.9428)
Luminance	0.5736 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E289 #E2429B

analogous

#4BE242 #42E289 #42E2D9

triadic

#42E289 #8942E2 #E28942

tetradic

#42E289 #424BE2 #E2429B #E2D942

square

#42E289 #424BE2 #E2429B #E2D942

split-complementary

#42E289 #D942E2 #E2424B

monochromatic

#17934E #1FC86A #42E289 #77EAAA #ACF2CB

Accessibility & contrast

On white

1.68

#42E289 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.47

#42E289 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E289

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E289	#FFFFFF	#000000	##000000
##42E289	1.00	1.68	12.47	12.47
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.47	21.00	1.00	1.00
##000000	12.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2D083

Deuteranopia (green-blind)

#CEC28F

Tritanopia (blue-blind)

#00DFCC

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #42e289;
/* rgb */ color: rgb(66, 226, 137);
/* oklch */ color: oklch(81.0% 0.182 154.1);

Tailwind

colors: {
  custom: {
    50: '#8becac',
    500: '#42e289',
    950: '#000000',
  },
}

SCSS

$custom: #42e289;
$custom-light: #8becac;
$custom-dark: #000000;

JSON

{
  "hex": "#42e289",
  "rgb": {
    "r": 66,
    "g": 226,
    "b": 137
  },
  "hsl": {
    "h": 146.625,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.81014,
    "c": 0.18187,
    "h": 154.1
  },
  "luminance": 0.57357
}

Semantic roles & 50–950 ramp

primary

#42E289

secondary

#98316A

accent

#389EF0

background

#FCFFFD

surface

#F4FEF7

border

#CED6D0

text

#0D1610

muted

#7F8581

Preview Lab

Preview with #42E289

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

Preview Lab → · Contrast checker → · Palette generator →