#42BCAD#42BCAD

#42BCAD is a light, moderate teal. Relative luminance 0.401; OKLCH L 72.4% C 0.109 H 183.6°. Best body text is #000000 at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#42BCAD
RGB	rgb(66, 188, 173)
HSL	hsl(173, 48%, 50%)
HSV	hsv(173, 65%, 74%)
CMYK	cmyk(64.9%, 0%, 8%, 26.3%)
CIE-LAB	lab(69.57, -37.05, -2.33)
CIE-LCH	lch(69.57, 37.13, 183.60°)
OKLab	oklab(72.41% -0.1089 -0.0069)
OKLCH	oklch(72.41% 0.109 183.6)
XYZ	xyz(27.7693, 40.1388, 45.8111)
Luminance	0.4014 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BCAD #BC4251

analogous

#42BC70 #42BCAD #428EBC

triadic

#42BCAD #AD42BC #BCAD42

tetradic

#42BCAD #7042BC #BC4251 #8EBC42

square

#42BCAD #7042BC #BC4251 #8EBC42

split-complementary

#42BCAD #BC428E #BC7042

monochromatic

#22615A #328F83 #42BCAD #6FCCC1 #9CDCD4

Accessibility & contrast

On white

2.33

#42BCAD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.03

#42BCAD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BCAD

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BCAD	#FFFFFF	#000000	##000000
##42BCAD	1.00	2.33	9.03	9.03
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.03	21.00	1.00	1.00
##000000	9.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3B2AC

Deuteranopia (green-blind)

#A1A4AE

Tritanopia (blue-blind)

#00C0B7

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #42bcad;
/* rgb */ color: rgb(66, 188, 173);
/* oklch */ color: oklch(72.4% 0.109 183.6);

Tailwind

colors: {
  custom: {
    50: '#85d1c5',
    500: '#42bcad',
    950: '#000000',
  },
}

SCSS

$custom: #42bcad;
$custom-light: #85d1c5;
$custom-dark: #000000;

JSON

{
  "hex": "#42bcad",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 173
  },
  "hsl": {
    "h": 172.623,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.7241,
    "c": 0.10911,
    "h": 183.6
  },
  "luminance": 0.40142
}

Semantic roles & 50–950 ramp

primary

#42BCAD

secondary

#C99198

accent

#5061D8

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1412

muted

#7D8281

Preview Lab

Preview with #42BCAD

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

Preview Lab → · Contrast checker → · Palette generator →