#42C554#42C554

#42C554 is a light, vivid green. Relative luminance 0.417; OKLCH L 72.8% C 0.192 H 145.5°. Best body text is #000000 at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#42C554
RGB	rgb(66, 197, 84)
HSL	hsl(128, 53%, 52%)
HSV	hsv(128, 66%, 77%)
CMYK	cmyk(66.5%, 0%, 57.4%, 22.7%)
CIE-LAB	lab(70.68, -58.43, 45.74)
CIE-LCH	lch(70.68, 74.20, 141.95°)
OKLab	oklab(72.78% -0.1579 0.1085)
OKLCH	oklch(72.78% 0.192 145.5)
XYZ	xyz(23.8117, 41.7284, 15.1853)
Luminance	0.4173 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C554 #C542B3

analogous

#72C542 #42C554 #42C596

triadic

#42C554 #5442C5 #C55442

tetradic

#42C554 #4272C5 #C542B3 #C59642

square

#42C554 #4272C5 #C542B3 #C59642

split-complementary

#42C554 #9642C5 #C54272

monochromatic

#216C2B #2F9A3E #42C554 #71D37E #A0E2A9

Accessibility & contrast

On white

2.25

#42C554 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.35

#42C554 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C554

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C554	#FFFFFF	#000000	##000000
##42C554	1.00	2.25	9.35	9.35
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.35	21.00	1.00	1.00
##000000	9.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B449

Deuteranopia (green-blind)

#B8A95D

Tritanopia (blue-blind)

#19C0AC

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #42c554;
/* rgb */ color: rgb(66, 197, 84);
/* oklch */ color: oklch(72.8% 0.192 145.5);

Tailwind

colors: {
  custom: {
    50: '#86d887',
    500: '#42c554',
    950: '#000000',
  },
}

SCSS

$custom: #42c554;
$custom-light: #86d887;
$custom-dark: #000000;

JSON

{
  "hex": "#42c554",
  "rgb": {
    "r": 66,
    "g": 197,
    "b": 84
  },
  "hsl": {
    "h": 128.244,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.72775,
    "c": 0.19158,
    "h": 145.5
  },
  "luminance": 0.41731
}

Semantic roles & 50–950 ramp

primary

#42C554

secondary

#CE95C6

accent

#4BC9DC

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C150B

muted

#7D837C

Preview Lab

Preview with #42C554

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

Preview Lab → · Contrast checker → · Palette generator →