#42C0BE#42C0BE

#42C0BE is a light, moderate teal. Relative luminance 0.426; OKLCH L 73.9% C 0.108 H 193.5°. Best body text is #000000 at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#42C0BE
RGB	rgb(66, 192, 190)
HSL	hsl(179, 50%, 51%)
HSV	hsv(179, 66%, 75%)
CMYK	cmyk(65.6%, 0%, 1%, 24.7%)
CIE-LAB	lab(71.26, -34.25, -9.14)
CIE-LCH	lch(71.26, 35.44, 194.94°)
OKLab	oklab(73.95% -0.1055 -0.0254)
OKLCH	oklch(73.95% 0.108 193.5)
XYZ	xyz(30.3865, 42.5718, 55.3210)
Luminance	0.4258 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C0BE #C04244

analogous

#42C07F #42C0BE #4283C0

triadic

#42C0BE #BE42C0 #C0BE42

tetradic

#42C0BE #7F42C0 #C04244 #83C042

square

#42C0BE #7F42C0 #C04244 #83C042

split-complementary

#42C0BE #C04283 #C07F42

monochromatic

#226665 #319492 #42C0BE #70CFCE #9EDFDE

Accessibility & contrast

On white

2.21

#42C0BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.51

#42C0BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C0BE

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C0BE	#FFFFFF	#000000	##000000
##42C0BE	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)

#B4B7BE

Deuteranopia (green-blind)

#A1A8BF

Tritanopia (blue-blind)

#00C6BF

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #42c0be;
/* rgb */ color: rgb(66, 192, 190);
/* oklch */ color: oklch(73.9% 0.108 193.5);

Tailwind

colors: {
  custom: {
    50: '#87d3d1',
    500: '#42c0be',
    950: '#000000',
  },
}

SCSS

$custom: #42c0be;
$custom-light: #87d3d1;
$custom-dark: #000000;

JSON

{
  "hex": "#42c0be",
  "rgb": {
    "r": 66,
    "g": 192,
    "b": 190
  },
  "hsl": {
    "h": 179.048,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.73948,
    "c": 0.10848,
    "h": 193.5
  },
  "luminance": 0.42575
}

Semantic roles & 50–950 ramp

primary

#42C0BE

secondary

#CB9394

accent

#4E50DA

background

#F8FDFC

surface

#F0FAF9

border

#CBD3D2

text

#0D1414

muted

#7D8382

Preview Lab

Preview with #42C0BE

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

Preview Lab → · Contrast checker → · Palette generator →