#42CA54#42CA54

#42CA54 is a light, vivid green. Relative luminance 0.440; OKLCH L 74.1% C 0.198 H 145.3°. Best body text is #000000 at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#42CA54
RGB	rgb(66, 202, 84)
HSL	hsl(128, 56%, 53%)
HSV	hsv(128, 67%, 79%)
CMYK	cmyk(67.3%, 0%, 58.4%, 20.8%)
CIE-LAB	lab(72.25, -60.19, 47.57)
CIE-LCH	lch(72.25, 76.72, 141.68°)
OKLab	oklab(74.07% -0.1627 0.1125)
OKLCH	oklch(74.07% 0.198 145.3)
XYZ	xyz(24.9659, 44.0368, 15.5700)
Luminance	0.4404 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CA54 #CA42B8

analogous

#74CA42 #42CA54 #42CA98

triadic

#42CA54 #5442CA #CA5442

tetradic

#42CA54 #4274CA #CA42B8 #CA9842

square

#42CA54 #4274CA #CA42B8 #CA9842

split-complementary

#42CA54 #9842CA #CA4274

monochromatic

#20722B #2DA23D #42CA54 #72D77F #A2E5AA

Accessibility & contrast

On white

2.14

#42CA54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.81

#42CA54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CA54

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CA54	#FFFFFF	#000000	##000000
##42CA54	1.00	2.14	9.81	9.81
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.81	21.00	1.00	1.00
##000000	9.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB848

Deuteranopia (green-blind)

#BDAD5D

Tritanopia (blue-blind)

#14C5B0

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42ca54;
/* rgb */ color: rgb(66, 202, 84);
/* oklch */ color: oklch(74.1% 0.198 145.3);

Tailwind

colors: {
  custom: {
    50: '#87db88',
    500: '#42ca54',
    950: '#000000',
  },
}

SCSS

$custom: #42ca54;
$custom-light: #87db88;
$custom-dark: #000000;

JSON

{
  "hex": "#42ca54",
  "rgb": {
    "r": 66,
    "g": 202,
    "b": 84
  },
  "hsl": {
    "h": 127.941,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.74074,
    "c": 0.19775,
    "h": 145.3
  },
  "luminance": 0.44039
}

Semantic roles & 50–950 ramp

primary

#42CA54

secondary

#D196CA

accent

#48CBDF

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #42CA54

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

Preview Lab → · Contrast checker → · Palette generator →