#42DDE3#42DDE3

#42DDE3 is a very light, vivid teal. Relative luminance 0.584; OKLCH L 82.2% C 0.125 H 198.9°. Best body text is #000000 at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#42DDE3
RGB	rgb(66, 221, 227)
HSL	hsl(182, 74%, 57%)
HSV	hsv(182, 71%, 89%)
CMYK	cmyk(70.9%, 2.6%, 0%, 11%)
CIE-LAB	lab(80.97, -37.24, -14.57)
CIE-LCH	lch(80.97, 39.99, 201.37°)
OKLab	oklab(82.18% -0.1184 -0.0405)
OKLCH	oklch(82.18% 0.125 198.9)
XYZ	xyz(41.9621, 58.4122, 81.7213)
Luminance	0.5842 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DDE3 #E34842

analogous

#42E399 #42DDE3 #428DE3

triadic

#42DDE3 #E342DD #DDE342

tetradic

#42DDE3 #9942E3 #E34842 #8DE342

square

#42DDE3 #9942E3 #E34842 #8DE342

split-complementary

#42DDE3 #E3428D #E39942

monochromatic

#169095 #1EC3CA #42DDE3 #77E7EB #ADF0F3

Accessibility & contrast

On white

1.66

#42DDE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.68

#42DDE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DDE3

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DDE3	#FFFFFF	#000000	##000000
##42DDE3	1.00	1.66	12.68	12.68
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.68	21.00	1.00	1.00
##000000	12.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDD3E4

Deuteranopia (green-blind)

#B6C2E4

Tritanopia (blue-blind)

#00E5DE

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #42dde3;
/* rgb */ color: rgb(66, 221, 227);
/* oklch */ color: oklch(82.2% 0.125 198.9);

Tailwind

colors: {
  custom: {
    50: '#8ee8eb',
    500: '#42dde3',
    950: '#000000',
  },
}

SCSS

$custom: #42dde3;
$custom-light: #8ee8eb;
$custom-dark: #000000;

JSON

{
  "hex": "#42dde3",
  "rgb": {
    "r": 66,
    "g": 221,
    "b": 227
  },
  "hsl": {
    "h": 182.236,
    "s": 74.194,
    "l": 57.451
  },
  "oklch": {
    "l": 0.82184,
    "c": 0.12514,
    "h": 198.9
  },
  "luminance": 0.58417
}

Semantic roles & 50–950 ramp

primary

#42DDE3

secondary

#993430

accent

#3E37F1

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1616

muted

#7F8484

Preview Lab

Preview with #42DDE3

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

Preview Lab → · Contrast checker → · Palette generator →