#42CACC#42CACC

#42CACC is a light, moderate teal. Relative luminance 0.478; OKLCH L 76.8% C 0.114 H 196.5°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#42CACC
RGB	rgb(66, 202, 204)
HSL	hsl(181, 58%, 53%)
HSV	hsv(181, 68%, 80%)
CMYK	cmyk(67.6%, 1%, 0%, 20%)
CIE-LAB	lab(74.67, -34.98, -11.66)
CIE-LCH	lch(74.67, 36.87, 198.44°)
OKLab	oklab(76.85% -0.1095 -0.0324)
OKLCH	oklch(76.85% 0.114 196.5)
XYZ	xyz(34.2615, 47.7550, 64.5270)
Luminance	0.4776 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CACC #CC4442

analogous

#42CC89 #42CACC #4285CC

triadic

#42CACC #CC42CA #CACC42

tetradic

#42CACC #8942CC #CC4442 #85CC42

square

#42CACC #8942CC #CC4442 #85CC42

split-complementary

#42CACC #CC4285 #CC8942

monochromatic

#1F7374 #2CA3A4 #42CACC #72D8D9 #A2E5E6

Accessibility & contrast

On white

1.99

#42CACC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#42CACC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CACC

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CACC	#FFFFFF	#000000	##000000
##42CACC	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDC1CC

Deuteranopia (green-blind)

#A8B1CD

Tritanopia (blue-blind)

#00D1CA

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #42cacc;
/* rgb */ color: rgb(66, 202, 204);
/* oklch */ color: oklch(76.8% 0.114 196.5);

Tailwind

colors: {
  custom: {
    50: '#89dadb',
    500: '#42cacc',
    950: '#000000',
  },
}

SCSS

$custom: #42cacc;
$custom-light: #89dadb;
$custom-dark: #000000;

JSON

{
  "hex": "#42cacc",
  "rgb": {
    "r": 66,
    "g": 202,
    "b": 204
  },
  "hsl": {
    "h": 180.87,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.76849,
    "c": 0.11421,
    "h": 196.5
  },
  "luminance": 0.47759
}

Semantic roles & 50–950 ramp

primary

#42CACC

secondary

#D39897

accent

#4947E1

background

#F9FDFD

surface

#F1FBFB

border

#CBD4D4

text

#0D1515

muted

#7E8383

Preview Lab

Preview with #42CACC

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

Preview Lab → · Contrast checker → · Palette generator →