#42D4E2#42D4E2

#42D4E2 is a light, vivid teal. Relative luminance 0.537; OKLCH L 80.0% C 0.121 H 204.5°. Best body text is #000000 at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#42D4E2
RGB	rgb(66, 212, 226)
HSL	hsl(185, 73%, 57%)
HSV	hsv(185, 71%, 89%)
CMYK	cmyk(70.8%, 6.2%, 0%, 11.4%)
CIE-LAB	lab(78.31, -33.32, -18.05)
CIE-LCH	lch(78.31, 37.90, 208.44°)
OKLab	oklab(80.02% -0.1101 -0.0501)
OKLCH	oklch(80.02% 0.121 204.5)
XYZ	xyz(39.5117, 53.7316, 80.2256)
Luminance	0.5374 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D4E2 #E25042

analogous

#42E2A0 #42D4E2 #4284E2

triadic

#42D4E2 #E242D4 #D4E242

tetradic

#42D4E2 #A042E2 #E25042 #84E242

square

#42D4E2 #A042E2 #E25042 #84E242

split-complementary

#42D4E2 #E24284 #E2A042

monochromatic

#178893 #1FB9C8 #42D4E2 #77E0EA #ACECF2

Accessibility & contrast

On white

1.79

#42D4E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.75

#42D4E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D4E2

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D4E2	#FFFFFF	#000000	##000000
##42D4E2	1.00	1.79	11.75	11.75
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.75	21.00	1.00	1.00
##000000	11.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3CBE3

Deuteranopia (green-blind)

#ACBBE3

Tritanopia (blue-blind)

#00DDD8

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #42d4e2;
/* rgb */ color: rgb(66, 212, 226);
/* oklch */ color: oklch(80.0% 0.121 204.5);

Tailwind

colors: {
  custom: {
    50: '#8de1eb',
    500: '#42d4e2',
    950: '#000000',
  },
}

SCSS

$custom: #42d4e2;
$custom-light: #8de1eb;
$custom-dark: #000000;

JSON

{
  "hex": "#42d4e2",
  "rgb": {
    "r": 66,
    "g": 212,
    "b": 226
  },
  "hsl": {
    "h": 185.25,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.80019,
    "c": 0.12102,
    "h": 204.5
  },
  "luminance": 0.53736
}

Semantic roles & 50–950 ramp

primary

#42D4E2

secondary

#983A31

accent

#4838F0

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #42D4E2

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

Preview Lab → · Contrast checker → · Palette generator →