#42ADA3#42ADA3

#42ADA3 is a light, moderate teal. Relative luminance 0.337; OKLCH L 68.4% C 0.098 H 186.5°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#42ADA3
RGB	rgb(66, 173, 163)
HSL	hsl(174, 45%, 47%)
HSV	hsv(174, 62%, 68%)
CMYK	cmyk(61.8%, 0%, 5.8%, 32.2%)
CIE-LAB	lab(64.71, -32.76, -3.95)
CIE-LCH	lch(64.71, 33.00, 186.87°)
OKLab	oklab(68.37% -0.0975 -0.0112)
OKLCH	oklch(68.37% 0.098 186.5)
XYZ	xyz(23.7982, 33.6872, 39.8913)
Luminance	0.3369 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ADA3 #AD424C

analogous

#42AD6E #42ADA3 #4281AD

triadic

#42ADA3 #A342AD #ADA342

tetradic

#42ADA3 #6E42AD #AD424C #81AD42

square

#42ADA3 #6E42AD #AD424C #81AD42

split-complementary

#42ADA3 #AD4281 #AD6E42

monochromatic

#205450 #318179 #42ADA3 #67C5BC #93D6D0

Accessibility & contrast

On white

2.71

#42ADA3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.74

#42ADA3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ADA3

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ADA3	#FFFFFF	#000000	##000000
##42ADA3	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4A4A3

Deuteranopia (green-blind)

#9498A4

Tritanopia (blue-blind)

#00B1AA

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #42ada3;
/* rgb */ color: rgb(66, 173, 163);
/* oklch */ color: oklch(68.4% 0.098 186.5);

Tailwind

colors: {
  custom: {
    50: '#83c6be',
    500: '#42ada3',
    950: '#000000',
  },
}

SCSS

$custom: #42ada3;
$custom-light: #83c6be;
$custom-dark: #000000;

JSON

{
  "hex": "#42ada3",
  "rgb": {
    "r": 66,
    "g": 173,
    "b": 163
  },
  "hsl": {
    "h": 174.393,
    "s": 44.77,
    "l": 46.863
  },
  "oklch": {
    "l": 0.68373,
    "c": 0.09818,
    "h": 186.5
  },
  "luminance": 0.3369
}

Semantic roles & 50–950 ramp

primary

#42ADA3

secondary

#C1898F

accent

#535FD4

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #42ADA3

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

Preview Lab → · Contrast checker → · Palette generator →