#42C1BD#42C1BD

#42C1BD is a light, moderate teal. Relative luminance 0.430; OKLCH L 74.2% C 0.109 H 192.0°. Best body text is #000000 at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#42C1BD
RGB	rgb(66, 193, 189)
HSL	hsl(178, 51%, 51%)
HSV	hsv(178, 66%, 76%)
CMYK	cmyk(65.8%, 0%, 2.1%, 24.3%)
CIE-LAB	lab(71.53, -35.00, -8.19)
CIE-LCH	lch(71.53, 35.94, 193.17°)
OKLab	oklab(74.16% -0.1069 -0.0228)
OKLCH	oklch(74.16% 0.109 192)
XYZ	xyz(30.4979, 42.9689, 54.8208)
Luminance	0.4297 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C1BD #C14246

analogous

#42C17D #42C1BD #4285C1

triadic

#42C1BD #BD42C1 #C1BD42

tetradic

#42C1BD #7D42C1 #C14246 #85C142

square

#42C1BD #7D42C1 #C14246 #85C142

split-complementary

#42C1BD #C14285 #C17D42

monochromatic

#226765 #319592 #42C1BD #70D0CD #9EDFDD

Accessibility & contrast

On white

2.19

#42C1BD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.59

#42C1BD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C1BD

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C1BD	#FFFFFF	#000000	##000000
##42C1BD	1.00	2.19	9.59	9.59
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.59	21.00	1.00	1.00
##000000	9.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6B7BD

Deuteranopia (green-blind)

#A2A9BE

Tritanopia (blue-blind)

#00C6BF

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #42c1bd;
/* rgb */ color: rgb(66, 193, 189);
/* oklch */ color: oklch(74.2% 0.109 192.0);

Tailwind

colors: {
  custom: {
    50: '#87d4d0',
    500: '#42c1bd',
    950: '#000000',
  },
}

SCSS

$custom: #42c1bd;
$custom-light: #87d4d0;
$custom-dark: #000000;

JSON

{
  "hex": "#42c1bd",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 189
  },
  "hsl": {
    "h": 178.11,
    "s": 50.598,
    "l": 50.784
  },
  "oklch": {
    "l": 0.74157,
    "c": 0.10932,
    "h": 192
  },
  "luminance": 0.42972
}

Semantic roles & 50–950 ramp

primary

#42C1BD

secondary

#CC9395

accent

#4E52DA

background

#F8FDFC

surface

#F0FAF9

border

#CBD3D2

text

#0D1414

muted

#7D8382

Preview Lab

Preview with #42C1BD

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

Preview Lab → · Contrast checker → · Palette generator →