#42CFD5#42CFD5

#42CFD5 is a light, moderate teal. Relative luminance 0.506; OKLCH L 78.4% C 0.117 H 199.2°. Best body text is #000000 at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#42CFD5
RGB	rgb(66, 207, 213)
HSL	hsl(182, 64%, 55%)
HSV	hsv(182, 69%, 84%)
CMYK	cmyk(69%, 2.8%, 0%, 16.5%)
CIE-LAB	lab(76.43, -34.74, -13.89)
CIE-LCH	lch(76.43, 37.42, 201.79°)
OKLab	oklab(78.36% -0.1107 -0.0386)
OKLCH	oklch(78.36% 0.117 199.2)
XYZ	xyz(36.5645, 50.5837, 70.7745)
Luminance	0.5059 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CFD5 #D54842

analogous

#42D592 #42CFD5 #4286D5

triadic

#42CFD5 #D542CF #CFD542

tetradic

#42CFD5 #9242D5 #D54842 #86D542

square

#42CFD5 #9242D5 #D54842 #86D542

split-complementary

#42CFD5 #D54286 #D59242

monochromatic

#1C7C80 #28ADB2 #42CFD5 #74DCE0 #A6E8EB

Accessibility & contrast

On white

1.89

#42CFD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.12

#42CFD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CFD5

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CFD5	#FFFFFF	#000000	##000000
##42CFD5	1.00	1.89	11.12	11.12
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.12	21.00	1.00	1.00
##000000	11.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0C6D6

Deuteranopia (green-blind)

#ABB6D6

Tritanopia (blue-blind)

#00D6D0

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #42cfd5;
/* rgb */ color: rgb(66, 207, 213);
/* oklch */ color: oklch(78.4% 0.117 199.2);

Tailwind

colors: {
  custom: {
    50: '#8bdee1',
    500: '#42cfd5',
    950: '#000000',
  },
}

SCSS

$custom: #42cfd5;
$custom-light: #8bdee1;
$custom-dark: #000000;

JSON

{
  "hex": "#42cfd5",
  "rgb": {
    "r": 66,
    "g": 207,
    "b": 213
  },
  "hsl": {
    "h": 182.449,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.78363,
    "c": 0.11719,
    "h": 199.2
  },
  "luminance": 0.50588
}

Semantic roles & 50–950 ramp

primary

#42CFD5

secondary

#873734

accent

#4841E7

background

#FCFEFE

surface

#F4FCFC

border

#CED5D5

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #42CFD5

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

Preview Lab → · Contrast checker → · Palette generator →