#42C0BD#42C0BD

#42C0BD is a light, moderate teal. Relative luminance 0.425; OKLCH L 73.9% C 0.109 H 192.8°. Best body text is #000000 at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#42C0BD
RGB	rgb(66, 192, 189)
HSL	hsl(179, 50%, 51%)
HSV	hsv(179, 66%, 75%)
CMYK	cmyk(65.6%, 0%, 1.6%, 24.7%)
CIE-LAB	lab(71.23, -34.53, -8.63)
CIE-LCH	lch(71.23, 35.59, 194.04°)
OKLab	oklab(73.91% -0.1059 -0.024)
OKLCH	oklch(73.91% 0.109 192.8)
XYZ	xyz(30.2776, 42.5283, 54.7473)
Luminance	0.4253 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C0BD #C04245

analogous

#42C07E #42C0BD #4284C0

triadic

#42C0BD #BD42C0 #C0BD42

tetradic

#42C0BD #7E42C0 #C04245 #84C042

square

#42C0BD #7E42C0 #C04245 #84C042

split-complementary

#42C0BD #C04284 #C07E42

monochromatic

#226664 #319491 #42C0BD #70CFCD #9EDFDD

Accessibility & contrast

On white

2.21

#42C0BD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.51

#42C0BD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C0BD

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C0BD	#FFFFFF	#000000	##000000
##42C0BD	1.00	2.21	9.51	9.51
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.51	21.00	1.00	1.00
##000000	9.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4B7BD

Deuteranopia (green-blind)

#A1A8BE

Tritanopia (blue-blind)

#00C5BF

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #42c0bd;
/* rgb */ color: rgb(66, 192, 189);
/* oklch */ color: oklch(73.9% 0.109 192.8);

Tailwind

colors: {
  custom: {
    50: '#87d3d0',
    500: '#42c0bd',
    950: '#000000',
  },
}

SCSS

$custom: #42c0bd;
$custom-light: #87d3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#42c0bd",
  "rgb": {
    "r": 66,
    "g": 192,
    "b": 189
  },
  "hsl": {
    "h": 178.571,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.73914,
    "c": 0.10859,
    "h": 192.8
  },
  "luminance": 0.42532
}

Semantic roles & 50–950 ramp

primary

#42C0BD

secondary

#CB9394

accent

#4E52DA

background

#F8FDFC

surface

#F0FAF9

border

#CBD3D2

text

#0D1414

muted

#7D8382

Preview Lab

Preview with #42C0BD

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

Preview Lab → · Contrast checker → · Palette generator →