#42DA9F#42DA9F

#42DA9F is a light, vivid teal. Relative luminance 0.538; OKLCH L 79.5% C 0.153 H 162.8°. Best body text is #000000 at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#42DA9F
RGB	rgb(66, 218, 159)
HSL	hsl(157, 67%, 56%)
HSV	hsv(157, 70%, 85%)
CMYK	cmyk(69.7%, 0%, 27.1%, 14.5%)
CIE-LAB	lab(78.35, -53.22, 17.76)
CIE-LCH	lch(78.35, 56.10, 161.54°)
OKLab	oklab(79.47% -0.1458 0.0453)
OKLCH	oklch(79.47% 0.153 162.8)
XYZ	xyz(33.5726, 53.8004, 41.4093)
Luminance	0.5380 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DA9F #DA427D

analogous

#42DA53 #42DA9F #42C9DA

triadic

#42DA9F #9F42DA #DA9F42

tetradic

#42DA9F #5342DA #DA427D #C9DA42

square

#42DA9F #5342DA #DA427D #C9DA42

split-complementary

#42DA9F #DA42C9 #DA5342

monochromatic

#1A875D #24BA80 #42DA9F #75E4B9 #A8EED3

Accessibility & contrast

On white

1.79

#42DA9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.76

#42DA9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DA9F

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DA9F	#FFFFFF	#000000	##000000
##42DA9F	1.00	1.79	11.76	11.76
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.76	21.00	1.00	1.00
##000000	11.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6CA9C

Deuteranopia (green-blind)

#C3BCA3

Tritanopia (blue-blind)

#00DACA

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #42da9f;
/* rgb */ color: rgb(66, 218, 159);
/* oklch */ color: oklch(79.5% 0.153 162.8);

Tailwind

colors: {
  custom: {
    50: '#89e6bb',
    500: '#42da9f',
    950: '#000000',
  },
}

SCSS

$custom: #42da9f;
$custom-light: #89e6bb;
$custom-dark: #000000;

JSON

{
  "hex": "#42da9f",
  "rgb": {
    "r": 66,
    "g": 218,
    "b": 159
  },
  "hsl": {
    "h": 156.711,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.79473,
    "c": 0.15271,
    "h": 162.8
  },
  "luminance": 0.53804
}

Semantic roles & 50–950 ramp

primary

#42DA9F

secondary

#8D3356

accent

#3E81EA

background

#FCFEFD

surface

#F4FCF8

border

#CED5D1

text

#0D1612

muted

#7F8482

Preview Lab

Preview with #42DA9F

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

Preview Lab → · Contrast checker → · Palette generator →