#42D9D2#42D9D2

#42D9D2 is a light, vivid teal. Relative luminance 0.554; OKLCH L 80.7% C 0.124 H 190.4°. Best body text is #000000 at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#42D9D2
RGB	rgb(66, 217, 210)
HSL	hsl(177, 67%, 55%)
HSV	hsv(177, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 3.2%, 14.9%)
CIE-LAB	lab(79.29, -40.18, -8.01)
CIE-LCH	lch(79.29, 40.97, 191.27°)
OKLab	oklab(80.66% -0.1218 -0.0224)
OKLCH	oklch(80.66% 0.124 190.4)
XYZ	xyz(38.6871, 55.4326, 69.6209)
Luminance	0.5544 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D9D2 #D94249

analogous

#42D987 #42D9D2 #4294D9

triadic

#42D9D2 #D242D9 #D9D242

tetradic

#42D9D2 #8742D9 #D94249 #94D942

square

#42D9D2 #8742D9 #D94249 #94D942

split-complementary

#42D9D2 #D94294 #D98742

monochromatic

#1B8681 #25B9B2 #42D9D2 #75E3DE #A8EDEA

Accessibility & contrast

On white

1.74

#42D9D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.09

#42D9D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D9D2

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D9D2	#FFFFFF	#000000	##000000
##42D9D2	1.00	1.74	12.09	12.09
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.09	21.00	1.00	1.00
##000000	12.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCCED2

Deuteranopia (green-blind)

#B6BED3

Tritanopia (blue-blind)

#00DFD6

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #42d9d2;
/* rgb */ color: rgb(66, 217, 210);
/* oklch */ color: oklch(80.7% 0.124 190.4);

Tailwind

colors: {
  custom: {
    50: '#8ce5df',
    500: '#42d9d2',
    950: '#000000',
  },
}

SCSS

$custom: #42d9d2;
$custom-light: #8ce5df;
$custom-dark: #000000;

JSON

{
  "hex": "#42d9d2",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 210
  },
  "hsl": {
    "h": 177.219,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.80656,
    "c": 0.12381,
    "h": 190.4
  },
  "luminance": 0.55437
}

Semantic roles & 50–950 ramp

primary

#42D9D2

secondary

#8C3337

accent

#3E46E9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #42D9D2

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

Preview Lab → · Contrast checker → · Palette generator →