#42C78E#42C78E

#42C78E is a light, vivid teal. Relative luminance 0.440; OKLCH L 74.3% C 0.142 H 161.0°. Best body text is #000000 at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#42C78E
RGB	rgb(66, 199, 142)
HSL	hsl(154, 54%, 52%)
HSV	hsv(154, 67%, 78%)
CMYK	cmyk(66.8%, 0%, 28.6%, 22%)
CIE-LAB	lab(72.20, -49.27, 18.24)
CIE-LCH	lch(72.20, 52.53, 159.68°)
OKLab	oklab(74.32% -0.1347 0.0464)
OKLCH	oklch(74.32% 0.142 161)
XYZ	xyz(27.5499, 43.9551, 32.6182)
Luminance	0.4396 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C78E #C7427B

analogous

#42C74C #42C78E #42BDC7

triadic

#42C78E #8E42C7 #C78E42

tetradic

#42C78E #4C42C7 #C7427B #BDC742

square

#42C78E #4C42C7 #C7427B #BDC742

split-complementary

#42C78E #C742BD #C74C42

monochromatic

#216E4D #2F9D6E #42C78E #71D5AA #A0E3C6

Accessibility & contrast

On white

2.14

#42C78E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.79

#42C78E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C78E

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C78E	#FFFFFF	#000000	##000000
##42C78E	1.00	2.14	9.79	9.79
#FFFFFF	2.14	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)

#C4B88B

Deuteranopia (green-blind)

#B3AC92

Tritanopia (blue-blind)

#00C6B8

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42c78e;
/* rgb */ color: rgb(66, 199, 142);
/* oklch */ color: oklch(74.3% 0.142 161.0);

Tailwind

colors: {
  custom: {
    50: '#86d9af',
    500: '#42c78e',
    950: '#000000',
  },
}

SCSS

$custom: #42c78e;
$custom-light: #86d9af;
$custom-dark: #000000;

JSON

{
  "hex": "#42c78e",
  "rgb": {
    "r": 66,
    "g": 199,
    "b": 142
  },
  "hsl": {
    "h": 154.286,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.74315,
    "c": 0.14245,
    "h": 161
  },
  "luminance": 0.43958
}

Semantic roles & 50–950 ramp

primary

#42C78E

secondary

#D095AE

accent

#4A89DE

background

#F8FDFA

surface

#F0FAF4

border

#CBD3CE

text

#0C1510

muted

#7D837F

Preview Lab

Preview with #42C78E

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

Preview Lab → · Contrast checker → · Palette generator →