#42E54A#42E54A

#42E54A is a light, highly saturated green. Relative luminance 0.577; OKLCH L 80.9% C 0.236 H 143.6°. Best body text is #000000 at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#42E54A
RGB	rgb(66, 229, 74)
HSL	hsl(123, 76%, 58%)
HSV	hsv(123, 71%, 90%)
CMYK	cmyk(71.2%, 0%, 67.7%, 10.2%)
CIE-LAB	lab(80.56, -70.21, 61.06)
CIE-LCH	lch(80.56, 93.05, 138.99°)
OKLab	oklab(80.93% -0.1902 0.1402)
OKLCH	oklch(80.93% 0.236 143.6)
XYZ	xyz(31.5001, 57.6878, 15.9520)
Luminance	0.5769 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E54A #E542DD

analogous

#8BE542 #42E54A #42E59C

triadic

#42E54A #4A42E5 #E54A42

tetradic

#42E54A #428BE5 #E542DD #E59C42

square

#42E54A #428BE5 #E542DD #E59C42

split-complementary

#42E54A #9C42E5 #E5428B

monochromatic

#15981B #1CCE25 #42E54A #78EC7E #AEF4B1

Accessibility & contrast

On white

1.67

#42E54A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.54

#42E54A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E54A

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E54A	#FFFFFF	#000000	##000000
##42E54A	1.00	1.67	12.54	12.54
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.54	21.00	1.00	1.00
##000000	12.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD034

Deuteranopia (green-blind)

#D7C359

Tritanopia (blue-blind)

#00DFC6

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #42e54a;
/* rgb */ color: rgb(66, 229, 74);
/* oklch */ color: oklch(80.9% 0.236 143.6);

Tailwind

colors: {
  custom: {
    50: '#8def84',
    500: '#42e54a',
    950: '#000000',
  },
}

SCSS

$custom: #42e54a;
$custom-light: #8def84;
$custom-dark: #000000;

JSON

{
  "hex": "#42e54a",
  "rgb": {
    "r": 66,
    "g": 229,
    "b": 74
  },
  "hsl": {
    "h": 122.945,
    "s": 75.814,
    "l": 57.843
  },
  "oklch": {
    "l": 0.80931,
    "c": 0.23632,
    "h": 143.6
  },
  "luminance": 0.57691
}

Semantic roles & 50–950 ramp

primary

#42E54A

secondary

#9C3096

accent

#35E9F2

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E170B

muted

#7F857E

Preview Lab

Preview with #42E54A

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

Preview Lab → · Contrast checker → · Palette generator →