#42C378#42C378

#42C378 is a light, vivid green. Relative luminance 0.415; OKLCH L 72.8% C 0.157 H 153.9°. Best body text is #000000 at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#42C378
RGB	rgb(66, 195, 120)
HSL	hsl(145, 52%, 51%)
HSV	hsv(145, 66%, 76%)
CMYK	cmyk(66.2%, 0%, 38.5%, 23.5%)
CIE-LAB	lab(70.55, -52.08, 27.65)
CIE-LCH	lch(70.55, 58.97, 152.03°)
OKLab	oklab(72.83% -0.1408 0.069)
OKLCH	oklch(72.83% 0.157 153.9)
XYZ	xyz(25.1499, 41.5418, 24.4586)
Luminance	0.4154 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C378 #C3428D

analogous

#4CC342 #42C378 #42C3B8

triadic

#42C378 #7842C3 #C37842

tetradic

#42C378 #424CC3 #C3428D #C3B842

square

#42C378 #424CC3 #C3428D #C3B842

split-complementary

#42C378 #B842C3 #C3424C

monochromatic

#21693F #30985B #42C378 #70D299 #9FE0BA

Accessibility & contrast

On white

2.26

#42C378 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.31

#42C378 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C378

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C378	#FFFFFF	#000000	##000000
##42C378	1.00	2.26	9.31	9.31
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.31	21.00	1.00	1.00
##000000	9.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3B473

Deuteranopia (green-blind)

#B2A87D

Tritanopia (blue-blind)

#00C1B0

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #42c378;
/* rgb */ color: rgb(66, 195, 120);
/* oklch */ color: oklch(72.8% 0.157 153.9);

Tailwind

colors: {
  custom: {
    50: '#85d69f',
    500: '#42c378',
    950: '#000000',
  },
}

SCSS

$custom: #42c378;
$custom-light: #85d69f;
$custom-dark: #000000;

JSON

{
  "hex": "#42c378",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 120
  },
  "hsl": {
    "h": 145.116,
    "s": 51.807,
    "l": 51.176
  },
  "oklch": {
    "l": 0.72831,
    "c": 0.1568,
    "h": 153.9
  },
  "luminance": 0.41545
}

Semantic roles & 50–950 ramp

primary

#42C378

secondary

#CD94B5

accent

#4DA0DB

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C140E

muted

#7D837E

Preview Lab

Preview with #42C378

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

Preview Lab → · Contrast checker → · Palette generator →