#42BBAF#42BBAF

#42BBAF is a light, moderate teal. Relative luminance 0.398; OKLCH L 72.2% C 0.107 H 185.8°. Best body text is #000000 at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#42BBAF
RGB	rgb(66, 187, 175)
HSL	hsl(174, 48%, 50%)
HSV	hsv(174, 65%, 73%)
CMYK	cmyk(64.7%, 0%, 6.4%, 26.7%)
CIE-LAB	lab(69.32, -36.06, -3.80)
CIE-LCH	lch(69.32, 36.25, 186.01°)
OKLab	oklab(72.23% -0.1069 -0.0108)
OKLCH	oklch(72.23% 0.108 185.8)
XYZ	xyz(27.7514, 39.7910, 46.7670)
Luminance	0.3979 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BBAF #BB424E

analogous

#42BB73 #42BBAF #428ABB

triadic

#42BBAF #AF42BB #BBAF42

tetradic

#42BBAF #7342BB #BB424E #8ABB42

square

#42BBAF #7342BB #BB424E #8ABB42

split-complementary

#42BBAF #BB428A #BB7342

monochromatic

#22615A #328E85 #42BBAF #6ECCC3 #9CDCD6

Accessibility & contrast

On white

2.34

#42BBAF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.96

#42BBAF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BBAF

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BBAF	#FFFFFF	#000000	##000000
##42BBAF	1.00	2.34	8.96	8.96
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.96	21.00	1.00	1.00
##000000	8.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B1AF

Deuteranopia (green-blind)

#A0A4B0

Tritanopia (blue-blind)

#00BFB7

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #42bbaf;
/* rgb */ color: rgb(66, 187, 175);
/* oklch */ color: oklch(72.2% 0.107 185.8);

Tailwind

colors: {
  custom: {
    50: '#85d0c6',
    500: '#42bbaf',
    950: '#000000',
  },
}

SCSS

$custom: #42bbaf;
$custom-light: #85d0c6;
$custom-dark: #000000;

JSON

{
  "hex": "#42bbaf",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 175
  },
  "hsl": {
    "h": 174.05,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.72227,
    "c": 0.1075,
    "h": 185.8
  },
  "luminance": 0.39794
}

Semantic roles & 50–950 ramp

primary

#42BBAF

secondary

#C89196

accent

#505ED7

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #42BBAF

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

Preview Lab → · Contrast checker → · Palette generator →