#42CCDF#42CCDF

#42CCDF is a light, moderate teal. Relative luminance 0.497; OKLCH L 78.0% C 0.118 H 208.4°. Best body text is #000000 at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#42CCDF
RGB	rgb(66, 204, 223)
HSL	hsl(187, 71%, 57%)
HSV	hsv(187, 70%, 87%)
CMYK	cmyk(70.4%, 8.5%, 0%, 12.5%)
CIE-LAB	lab(75.86, -30.38, -20.13)
CIE-LCH	lch(75.86, 36.44, 213.52°)
OKLab	oklab(78.02% -0.1036 -0.0559)
OKLCH	oklch(78.02% 0.118 208.4)
XYZ	xyz(37.1532, 49.6674, 77.4264)
Luminance	0.4967 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CCDF #DF5542

analogous

#42DFA4 #42CCDF #427EDF

triadic

#42CCDF #DF42CC #CCDF42

tetradic

#42CCDF #A442DF #DF5542 #7EDF42

square

#42CCDF #A442DF #DF5542 #7EDF42

split-complementary

#42CCDF #DF427E #DFA442

monochromatic

#18808E #21AFC3 #42CCDF #76DAE8 #ABE8F1

Accessibility & contrast

On white

1.92

#42CCDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.93

#42CCDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CCDF

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CCDF	#FFFFFF	#000000	##000000
##42CCDF	1.00	1.92	10.93	10.93
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.93	21.00	1.00	1.00
##000000	10.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAC4E0

Deuteranopia (green-blind)

#A4B4DF

Tritanopia (blue-blind)

#00D5D2

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #42ccdf;
/* rgb */ color: rgb(66, 204, 223);
/* oklch */ color: oklch(78.0% 0.118 208.4);

Tailwind

colors: {
  custom: {
    50: '#8bdce9',
    500: '#42ccdf',
    950: '#000000',
  },
}

SCSS

$custom: #42ccdf;
$custom-light: #8bdce9;
$custom-dark: #000000;

JSON

{
  "hex": "#42ccdf",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 223
  },
  "hsl": {
    "h": 187.261,
    "s": 71.041,
    "l": 56.667
  },
  "oklch": {
    "l": 0.78015,
    "c": 0.11774,
    "h": 208.4
  },
  "luminance": 0.49672
}

Semantic roles & 50–950 ramp

primary

#42CCDF

secondary

#DFA69E

accent

#503AEE

background

#F9FDFE

surface

#F2FBFC

border

#CCD4D5

text

#0E1516

muted

#7E8384

Preview Lab

Preview with #42CCDF

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

Preview Lab → · Contrast checker → · Palette generator →