#42DAE0#42DAE0

#42DAE0 is a light, vivid teal. Relative luminance 0.567; OKLCH L 81.4% C 0.123 H 198.9°. Best body text is #000000 at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#42DAE0
RGB	rgb(66, 218, 224)
HSL	hsl(182, 72%, 57%)
HSV	hsv(182, 71%, 88%)
CMYK	cmyk(70.5%, 2.7%, 0%, 12.2%)
CIE-LAB	lab(80.00, -36.71, -14.43)
CIE-LCH	lch(80.00, 39.45, 201.45°)
OKLab	oklab(81.37% -0.1168 -0.04)
OKLCH	oklch(81.37% 0.123 198.9)
XYZ	xyz(40.7667, 56.6781, 79.2980)
Luminance	0.5668 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DAE0 #E04842

analogous

#42E097 #42DAE0 #428BE0

triadic

#42DAE0 #E042DA #DAE042

tetradic

#42DAE0 #9742E0 #E04842 #8BE042

square

#42DAE0 #9742E0 #E04842 #8BE042

split-complementary

#42DAE0 #E0428B #E09742

monochromatic

#188B90 #20BEC5 #42DAE0 #77E4E9 #ABEFF1

Accessibility & contrast

On white

1.70

#42DAE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.34

#42DAE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DAE0

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DAE0	#FFFFFF	#000000	##000000
##42DAE0	1.00	1.70	12.34	12.34
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.34	21.00	1.00	1.00
##000000	12.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD0E1

Deuteranopia (green-blind)

#B3BFE1

Tritanopia (blue-blind)

#00E2DB

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #42dae0;
/* rgb */ color: rgb(66, 218, 224);
/* oklch */ color: oklch(81.4% 0.123 198.9);

Tailwind

colors: {
  custom: {
    50: '#8de6e9',
    500: '#42dae0',
    950: '#000000',
  },
}

SCSS

$custom: #42dae0;
$custom-light: #8de6e9;
$custom-dark: #000000;

JSON

{
  "hex": "#42dae0",
  "rgb": {
    "r": 66,
    "g": 218,
    "b": 224
  },
  "hsl": {
    "h": 182.278,
    "s": 71.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.81369,
    "c": 0.12346,
    "h": 198.9
  },
  "luminance": 0.56683
}

Semantic roles & 50–950 ramp

primary

#42DAE0

secondary

#953531

accent

#4039EF

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1616

muted

#7F8484

Preview Lab

Preview with #42DAE0

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

Preview Lab → · Contrast checker → · Palette generator →