#42BBAD#42BBAD

#42BBAD is a light, moderate teal. Relative luminance 0.397; OKLCH L 72.2% C 0.108 H 184.3°. Best body text is #000000 at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#42BBAD
RGB	rgb(66, 187, 173)
HSL	hsl(173, 48%, 50%)
HSV	hsv(173, 65%, 73%)
CMYK	cmyk(64.7%, 0%, 7.5%, 26.7%)
CIE-LAB	lab(69.26, -36.59, -2.78)
CIE-LCH	lch(69.26, 36.70, 184.34°)
OKLab	oklab(72.16% -0.1078 -0.0081)
OKLCH	oklch(72.16% 0.108 184.3)
XYZ	xyz(27.5564, 39.7130, 45.7402)
Luminance	0.3972 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BBAD #BB4250

analogous

#42BB71 #42BBAD #428DBB

triadic

#42BBAD #AD42BB #BBAD42

tetradic

#42BBAD #7142BB #BB4250 #8DBB42

square

#42BBAD #7142BB #BB4250 #8DBB42

split-complementary

#42BBAD #BB428D #BB7142

monochromatic

#226159 #328E83 #42BBAD #6ECCC1 #9CDCD4

Accessibility & contrast

On white

2.35

#42BBAD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.94

#42BBAD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BBAD

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BBAD	#FFFFFF	#000000	##000000
##42BBAD	1.00	2.35	8.94	8.94
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.94	21.00	1.00	1.00
##000000	8.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B1AD

Deuteranopia (green-blind)

#A0A4AE

Tritanopia (blue-blind)

#00BFB7

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #42bbad;
/* rgb */ color: rgb(66, 187, 173);
/* oklch */ color: oklch(72.2% 0.108 184.3);

Tailwind

colors: {
  custom: {
    50: '#85d0c5',
    500: '#42bbad',
    950: '#000000',
  },
}

SCSS

$custom: #42bbad;
$custom-light: #85d0c5;
$custom-dark: #000000;

JSON

{
  "hex": "#42bbad",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 173
  },
  "hsl": {
    "h": 173.058,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.72163,
    "c": 0.10815,
    "h": 184.3
  },
  "luminance": 0.39716
}

Semantic roles & 50–950 ramp

primary

#42BBAD

secondary

#C89197

accent

#5060D7

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1412

muted

#7D8281

Preview Lab

Preview with #42BBAD

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

Preview Lab → · Contrast checker → · Palette generator →