#42AFBC#42AFBC

#42AFBC is a light, moderate teal. Relative luminance 0.354; OKLCH L 69.7% C 0.099 H 206.3°. Best body text is #000000 at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#42AFBC
RGB	rgb(66, 175, 188)
HSL	hsl(186, 48%, 50%)
HSV	hsv(186, 65%, 74%)
CMYK	cmyk(64.9%, 6.9%, 0%, 26.3%)
CIE-LAB	lab(66.09, -26.60, -15.79)
CIE-LCH	lch(66.09, 30.93, 210.69°)
OKLab	oklab(69.75% -0.0887 -0.0438)
OKLCH	oklch(69.75% 0.099 206.3)
XYZ	xyz(26.6500, 35.4461, 53.0045)
Luminance	0.3545 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AFBC #BC4F42

analogous

#42BC8C #42AFBC #4272BC

triadic

#42AFBC #BC42AF #AFBC42

tetradic

#42AFBC #8C42BC #BC4F42 #72BC42

square

#42AFBC #8C42BC #BC4F42 #72BC42

split-complementary

#42AFBC #BC4272 #BC8C42

monochromatic

#225B61 #32858F #42AFBC #6FC2CC #9CD5DC

Accessibility & contrast

On white

2.60

#42AFBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.09

#42AFBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AFBC

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AFBC	#FFFFFF	#000000	##000000
##42AFBC	1.00	2.60	8.09	8.09
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.09	21.00	1.00	1.00
##000000	8.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1A8BD

Deuteranopia (green-blind)

#8F9BBC

Tritanopia (blue-blind)

#00B6B3

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #42afbc;
/* rgb */ color: rgb(66, 175, 188);
/* oklch */ color: oklch(69.7% 0.099 206.3);

Tailwind

colors: {
  custom: {
    50: '#85c7d0',
    500: '#42afbc',
    950: '#000000',
  },
}

SCSS

$custom: #42afbc;
$custom-light: #85c7d0;
$custom-dark: #000000;

JSON

{
  "hex": "#42afbc",
  "rgb": {
    "r": 66,
    "g": 175,
    "b": 188
  },
  "hsl": {
    "h": 186.393,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.69747,
    "c": 0.09897,
    "h": 206.3
  },
  "luminance": 0.35449
}

Semantic roles & 50–950 ramp

primary

#42AFBC

secondary

#C99791

accent

#5F50D8

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #42AFBC

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

Preview Lab → · Contrast checker → · Palette generator →