#42B2BE#42B2BE

#42B2BE is a light, moderate teal. Relative luminance 0.367; OKLCH L 70.5% C 0.101 H 205.2°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#42B2BE
RGB	rgb(66, 178, 190)
HSL	hsl(186, 49%, 50%)
HSV	hsv(186, 65%, 75%)
CMYK	cmyk(65.3%, 6.3%, 0%, 25.5%)
CIE-LAB	lab(67.06, -27.49, -15.44)
CIE-LCH	lch(67.06, 31.53, 209.31°)
OKLab	oklab(70.55% -0.091 -0.0428)
OKLCH	oklch(70.55% 0.101 205.2)
XYZ	xyz(27.4575, 36.7137, 54.3446)
Luminance	0.3672 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B2BE #BE4E42

analogous

#42BE8C #42B2BE #4274BE

triadic

#42B2BE #BE42B2 #B2BE42

tetradic

#42B2BE #8C42BE #BE4E42 #74BE42

square

#42B2BE #8C42BE #BE4E42 #74BE42

split-complementary

#42B2BE #BE4274 #BE8C42

monochromatic

#225D63 #328891 #42B2BE #70C5CE #9DD7DD

Accessibility & contrast

On white

2.52

#42B2BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.34

#42B2BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B2BE

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B2BE	#FFFFFF	#000000	##000000
##42B2BE	1.00	2.52	8.34	8.34
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.34	21.00	1.00	1.00
##000000	8.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4ABBF

Deuteranopia (green-blind)

#929DBE

Tritanopia (blue-blind)

#00B9B5

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #42b2be;
/* rgb */ color: rgb(66, 178, 190);
/* oklch */ color: oklch(70.5% 0.101 205.2);

Tailwind

colors: {
  custom: {
    50: '#85c9d1',
    500: '#42b2be',
    950: '#000000',
  },
}

SCSS

$custom: #42b2be;
$custom-light: #85c9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#42b2be",
  "rgb": {
    "r": 66,
    "g": 178,
    "b": 190
  },
  "hsl": {
    "h": 185.806,
    "s": 48.819,
    "l": 50.196
  },
  "oklch": {
    "l": 0.70549,
    "c": 0.1006,
    "h": 205.2
  },
  "luminance": 0.36717
}

Semantic roles & 50–950 ramp

primary

#42B2BE

secondary

#CA9892

accent

#5D4FD8

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #42B2BE

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

Preview Lab → · Contrast checker → · Palette generator →