#42CDDF#42CDDF

#42CDDF is a light, moderate teal. Relative luminance 0.501; OKLCH L 78.3% C 0.118 H 207.6°. Best body text is #000000 at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#42CDDF
RGB	rgb(66, 205, 223)
HSL	hsl(187, 71%, 57%)
HSV	hsv(187, 70%, 87%)
CMYK	cmyk(70.4%, 8.1%, 0%, 12.5%)
CIE-LAB	lab(76.16, -30.87, -19.68)
CIE-LCH	lch(76.16, 36.61, 212.53°)
OKLab	oklab(78.25% -0.1046 -0.0547)
OKLCH	oklch(78.25% 0.118 207.6)
XYZ	xyz(37.3916, 50.1442, 77.5059)
Luminance	0.5015 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CDDF #DF5442

analogous

#42DFA3 #42CDDF #427FDF

triadic

#42CDDF #DF42CD #CDDF42

tetradic

#42CDDF #A342DF #DF5442 #7FDF42

square

#42CDDF #A342DF #DF5442 #7FDF42

split-complementary

#42CDDF #DF427F #DFA342

monochromatic

#18818E #21B0C3 #42CDDF #76DBE8 #ABE9F1

Accessibility & contrast

On white

1.90

#42CDDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.03

#42CDDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CDDF

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CDDF	#FFFFFF	#000000	##000000
##42CDDF	1.00	1.90	11.03	11.03
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.03	21.00	1.00	1.00
##000000	11.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBC5E0

Deuteranopia (green-blind)

#A5B5DF

Tritanopia (blue-blind)

#00D6D2

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #42cddf;
/* rgb */ color: rgb(66, 205, 223);
/* oklch */ color: oklch(78.3% 0.118 207.6);

Tailwind

colors: {
  custom: {
    50: '#8cdce9',
    500: '#42cddf',
    950: '#000000',
  },
}

SCSS

$custom: #42cddf;
$custom-light: #8cdce9;
$custom-dark: #000000;

JSON

{
  "hex": "#42cddf",
  "rgb": {
    "r": 66,
    "g": 205,
    "b": 223
  },
  "hsl": {
    "h": 186.879,
    "s": 71.041,
    "l": 56.667
  },
  "oklch": {
    "l": 0.78252,
    "c": 0.11801,
    "h": 207.6
  },
  "luminance": 0.50149
}

Semantic roles & 50–950 ramp

primary

#42CDDF

secondary

#943D32

accent

#4F3AEE

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #42CDDF

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

Preview Lab → · Contrast checker → · Palette generator →