#42CCCC#42CCCC

#42CCCC is a light, moderate teal. Relative luminance 0.487; OKLCH L 77.3% C 0.115 H 195.0°. Best body text is #000000 at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#42CCCC
RGB	rgb(66, 204, 204)
HSL	hsl(180, 58%, 53%)
HSV	hsv(180, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 0%, 20%)
CIE-LAB	lab(75.26, -35.91, -10.78)
CIE-LCH	lch(75.26, 37.49, 196.71°)
OKLab	oklab(77.33% -0.1115 -0.0299)
OKLCH	oklch(77.33% 0.115 195)
XYZ	xyz(34.7338, 48.6996, 64.6844)
Luminance	0.4870 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CCCC #CC4242

analogous

#42CC87 #42CCCC #4287CC

triadic

#42CCCC #CC42CC #CCCC42

tetradic

#42CCCC #8742CC #CC4242 #87CC42

square

#42CCCC #8742CC #CC4242 #87CC42

split-complementary

#42CCCC #CC4287 #CC8742

monochromatic

#1F7474 #2CA4A4 #42CCCC #72D9D9 #A2E6E6

Accessibility & contrast

On white

1.96

#42CCCC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.74

#42CCCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CCCC

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CCCC	#FFFFFF	#000000	##000000
##42CCCC	1.00	1.96	10.74	10.74
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.74	21.00	1.00	1.00
##000000	10.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC2CC

Deuteranopia (green-blind)

#AAB3CD

Tritanopia (blue-blind)

#00D2CC

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #42cccc;
/* rgb */ color: rgb(66, 204, 204);
/* oklch */ color: oklch(77.3% 0.115 195.0);

Tailwind

colors: {
  custom: {
    50: '#8adcdb',
    500: '#42cccc',
    950: '#000000',
  },
}

SCSS

$custom: #42cccc;
$custom-light: #8adcdb;
$custom-dark: #000000;

JSON

{
  "hex": "#42cccc",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 204
  },
  "hsl": {
    "h": 180,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.7733,
    "c": 0.11546,
    "h": 195
  },
  "luminance": 0.48704
}

Semantic roles & 50–950 ramp

primary

#42CCCC

secondary

#D39797

accent

#4747E1

background

#F9FDFD

surface

#F1FBFB

border

#CBD4D4

text

#0D1515

muted

#7E8383

Preview Lab

Preview with #42CCCC

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

Preview Lab → · Contrast checker → · Palette generator →