#42C78D#42C78D

#42C78D is a light, vivid teal. Relative luminance 0.439; OKLCH L 74.3% C 0.143 H 160.6°. Best body text is #000000 at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#42C78D
RGB	rgb(66, 199, 141)
HSL	hsl(154, 54%, 52%)
HSV	hsv(154, 67%, 78%)
CMYK	cmyk(66.8%, 0%, 29.1%, 22%)
CIE-LAB	lab(72.18, -49.48, 18.75)
CIE-LCH	lch(72.18, 52.91, 159.25°)
OKLab	oklab(74.29% -0.1351 0.0477)
OKLCH	oklch(74.29% 0.143 160.6)
XYZ	xyz(27.4752, 43.9252, 32.2246)
Luminance	0.4393 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C78D #C7427C

analogous

#42C74B #42C78D #42BEC7

triadic

#42C78D #8D42C7 #C78D42

tetradic

#42C78D #4B42C7 #C7427C #BEC742

square

#42C78D #4B42C7 #C7427C #BEC742

split-complementary

#42C78D #C742BE #C74B42

monochromatic

#216E4C #2F9D6D #42C78D #71D5A9 #A0E3C6

Accessibility & contrast

On white

2.15

#42C78D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.79

#42C78D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C78D

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C78D	#FFFFFF	#000000	##000000
##42C78D	1.00	2.15	9.79	9.79
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.79	21.00	1.00	1.00
##000000	9.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4B88A

Deuteranopia (green-blind)

#B3AC91

Tritanopia (blue-blind)

#00C6B7

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42c78d;
/* rgb */ color: rgb(66, 199, 141);
/* oklch */ color: oklch(74.3% 0.143 160.6);

Tailwind

colors: {
  custom: {
    50: '#86d9ae',
    500: '#42c78d',
    950: '#000000',
  },
}

SCSS

$custom: #42c78d;
$custom-light: #86d9ae;
$custom-dark: #000000;

JSON

{
  "hex": "#42c78d",
  "rgb": {
    "r": 66,
    "g": 199,
    "b": 141
  },
  "hsl": {
    "h": 153.835,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.74292,
    "c": 0.1433,
    "h": 160.6
  },
  "luminance": 0.43928
}

Semantic roles & 50–950 ramp

primary

#42C78D

secondary

#D095AF

accent

#4A8ADE

background

#F8FDFA

surface

#F0FAF4

border

#CBD3CE

text

#0C1510

muted

#7D837F

Preview Lab

Preview with #42C78D

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

Preview Lab → · Contrast checker → · Palette generator →