#42BCC7#42BCC7

#42BCC7 is a light, moderate teal. Relative luminance 0.412; OKLCH L 73.3% C 0.107 H 203.7°. Best body text is #000000 at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#42BCC7
RGB	rgb(66, 188, 199)
HSL	hsl(185, 54%, 52%)
HSV	hsv(185, 67%, 78%)
CMYK	cmyk(66.8%, 5.5%, 0%, 22%)
CIE-LAB	lab(70.35, -29.74, -15.43)
CIE-LCH	lch(70.35, 33.51, 207.42°)
OKLab	oklab(73.3% -0.0975 -0.0428)
OKLCH	oklch(73.3% 0.107 203.7)
XYZ	xyz(30.5343, 41.2448, 60.3736)
Luminance	0.4125 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BCC7 #C74D42

analogous

#42C78F #42BCC7 #427AC7

triadic

#42BCC7 #C742BC #BCC742

tetradic

#42BCC7 #8F42C7 #C74D42 #7AC742

square

#42BCC7 #8F42C7 #C74D42 #7AC742

split-complementary

#42BCC7 #C7427A #C78F42

monochromatic

#21686E #2F949D #42BCC7 #71CDD5 #A0DDE3

Accessibility & contrast

On white

2.27

#42BCC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.25

#42BCC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BCC7

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BCC7	#FFFFFF	#000000	##000000
##42BCC7	1.00	2.27	9.25	9.25
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.25	21.00	1.00	1.00
##000000	9.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEB4C8

Deuteranopia (green-blind)

#9AA6C7

Tritanopia (blue-blind)

#00C3BF

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #42bcc7;
/* rgb */ color: rgb(66, 188, 199);
/* oklch */ color: oklch(73.3% 0.107 203.7);

Tailwind

colors: {
  custom: {
    50: '#87d0d8',
    500: '#42bcc7',
    950: '#000000',
  },
}

SCSS

$custom: #42bcc7;
$custom-light: #87d0d8;
$custom-dark: #000000;

JSON

{
  "hex": "#42bcc7",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 199
  },
  "hsl": {
    "h": 184.962,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.73299,
    "c": 0.10651,
    "h": 203.7
  },
  "luminance": 0.41248
}

Semantic roles & 50–950 ramp

primary

#42BCC7

secondary

#D09A95

accent

#564ADE

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #42BCC7

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

Preview Lab → · Contrast checker → · Palette generator →