#42B4BE#42B4BE

#42B4BE is a light, moderate teal. Relative luminance 0.375; OKLCH L 71.0% C 0.101 H 203.4°. Best body text is #000000 at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#42B4BE
RGB	rgb(66, 180, 190)
HSL	hsl(185, 49%, 50%)
HSV	hsv(185, 65%, 75%)
CMYK	cmyk(65.3%, 5.3%, 0%, 25.5%)
CIE-LAB	lab(67.66, -28.48, -14.53)
CIE-LCH	lch(67.66, 31.97, 207.03°)
OKLab	oklab(71.03% -0.0931 -0.0403)
OKLCH	oklch(71.03% 0.101 203.4)
XYZ	xyz(27.8583, 37.5154, 54.4782)
Luminance	0.3752 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B4BE #BE4C42

analogous

#42BE8A #42B4BE #4276BE

triadic

#42B4BE #BE42B4 #B4BE42

tetradic

#42B4BE #8A42BE #BE4C42 #76BE42

square

#42B4BE #8A42BE #BE4C42 #76BE42

split-complementary

#42B4BE #BE4276 #BE8A42

monochromatic

#225E63 #328991 #42B4BE #70C6CE #9DD8DD

Accessibility & contrast

On white

2.47

#42B4BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.50

#42B4BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B4BE

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B4BE	#FFFFFF	#000000	##000000
##42B4BE	1.00	2.47	8.50	8.50
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.50	21.00	1.00	1.00
##000000	8.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6ADBF

Deuteranopia (green-blind)

#949FBE

Tritanopia (blue-blind)

#00BBB7

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #42b4be;
/* rgb */ color: rgb(66, 180, 190);
/* oklch */ color: oklch(71.0% 0.101 203.4);

Tailwind

colors: {
  custom: {
    50: '#86cbd1',
    500: '#42b4be',
    950: '#000000',
  },
}

SCSS

$custom: #42b4be;
$custom-light: #86cbd1;
$custom-dark: #000000;

JSON

{
  "hex": "#42b4be",
  "rgb": {
    "r": 66,
    "g": 180,
    "b": 190
  },
  "hsl": {
    "h": 184.839,
    "s": 48.819,
    "l": 50.196
  },
  "oklch": {
    "l": 0.71034,
    "c": 0.10145,
    "h": 203.4
  },
  "luminance": 0.37518
}

Semantic roles & 50–950 ramp

primary

#42B4BE

secondary

#CA9792

accent

#5A4FD8

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #42B4BE

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

Preview Lab → · Contrast checker → · Palette generator →