#42B2BF#42B2BF

#42B2BF is a light, moderate teal. Relative luminance 0.368; OKLCH L 70.6% C 0.101 H 206.0°. Best body text is #000000 at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#42B2BF
RGB	rgb(66, 178, 191)
HSL	hsl(186, 49%, 50%)
HSV	hsv(186, 65%, 75%)
CMYK	cmyk(65.4%, 6.8%, 0%, 25.1%)
CIE-LAB	lab(67.09, -27.20, -15.94)
CIE-LCH	lch(67.09, 31.52, 210.37°)
OKLab	oklab(70.59% -0.0906 -0.0442)
OKLCH	oklch(70.59% 0.101 206)
XYZ	xyz(27.5671, 36.7576, 54.9222)
Luminance	0.3676 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B2BF #BF4F42

analogous

#42BF8D #42B2BF #4273BF

triadic

#42B2BF #BF42B2 #B2BF42

tetradic

#42B2BF #8D42BF #BF4F42 #73BF42

square

#42B2BF #8D42BF #BF4F42 #73BF42

split-complementary

#42B2BF #BF4273 #BF8D42

monochromatic

#225E65 #328892 #42B2BF #70C5CE #9DD7DE

Accessibility & contrast

On white

2.51

#42B2BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.35

#42B2BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B2BF

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B2BF	#FFFFFF	#000000	##000000
##42B2BF	1.00	2.51	8.35	8.35
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.35	21.00	1.00	1.00
##000000	8.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4ABC0

Deuteranopia (green-blind)

#919DBF

Tritanopia (blue-blind)

#00B9B6

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #42b2bf;
/* rgb */ color: rgb(66, 178, 191);
/* oklch */ color: oklch(70.6% 0.101 206.0);

Tailwind

colors: {
  custom: {
    50: '#86c9d2',
    500: '#42b2bf',
    950: '#000000',
  },
}

SCSS

$custom: #42b2bf;
$custom-light: #86c9d2;
$custom-dark: #000000;

JSON

{
  "hex": "#42b2bf",
  "rgb": {
    "r": 66,
    "g": 178,
    "b": 191
  },
  "hsl": {
    "h": 186.24,
    "s": 49.407,
    "l": 50.392
  },
  "oklch": {
    "l": 0.70587,
    "c": 0.10083,
    "h": 206
  },
  "luminance": 0.36761
}

Semantic roles & 50–950 ramp

primary

#42B2BF

secondary

#CA9893

accent

#5D4FD9

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #42B2BF

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

Preview Lab → · Contrast checker → · Palette generator →