#42EA5A#42EA5A

#42EA5A is a very light, highly saturated green. Relative luminance 0.607; OKLCH L 82.4% C 0.231 H 145.2°. Best body text is #000000 at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#42EA5A
RGB	rgb(66, 234, 90)
HSL	hsl(129, 80%, 59%)
HSV	hsv(129, 72%, 92%)
CMYK	cmyk(71.8%, 0%, 61.5%, 8.2%)
CIE-LAB	lab(82.24, -70.21, 56.39)
CIE-LCH	lch(82.24, 90.05, 141.23°)
OKLab	oklab(82.36% -0.1896 0.1319)
OKLCH	oklch(82.36% 0.231 145.2)
XYZ	xyz(33.5128, 60.7383, 19.6284)
Luminance	0.6074 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42EA5A #EA42D2

analogous

#7EEA42 #42EA5A #42EAAE

triadic

#42EA5A #5A42EA #EA5A42

tetradic

#42EA5A #427EEA #EA42D2 #EAAE42

square

#42EA5A #427EEA #EA42D2 #EAAE42

split-complementary

#42EA5A #AE42EA #EA427E

monochromatic

#12A026 #18D733 #42EA5A #79F08A #B0F6BA

Accessibility & contrast

On white

1.60

#42EA5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.15

#42EA5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42EA5A

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42EA5A	#FFFFFF	#000000	##000000
##42EA5A	1.00	1.60	13.15	13.15
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.15	21.00	1.00	1.00
##000000	13.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED54A

Deuteranopia (green-blind)

#DBC766

Tritanopia (blue-blind)

#00E4CB

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #42ea5a;
/* rgb */ color: rgb(66, 234, 90);
/* oklch */ color: oklch(82.4% 0.231 145.2);

Tailwind

colors: {
  custom: {
    50: '#8df28e',
    500: '#42ea5a',
    950: '#000000',
  },
}

SCSS

$custom: #42ea5a;
$custom-light: #8df28e;
$custom-dark: #000000;

JSON

{
  "hex": "#42ea5a",
  "rgb": {
    "r": 66,
    "g": 234,
    "b": 90
  },
  "hsl": {
    "h": 128.571,
    "s": 80,
    "l": 58.824
  },
  "oklch": {
    "l": 0.82361,
    "c": 0.23096,
    "h": 145.2
  },
  "luminance": 0.60742
}

Semantic roles & 50–950 ramp

primary

#42EA5A

secondary

#A22E92

accent

#31DAF6

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E170D

muted

#7F857F

Preview Lab

Preview with #42EA5A

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

Preview Lab → · Contrast checker → · Palette generator →