#42D9C4#42D9C4

#42D9C4 is a light, vivid teal. Relative luminance 0.548; OKLCH L 80.2% C 0.128 H 181.6°. Best body text is #000000 at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#42D9C4
RGB	rgb(66, 217, 196)
HSL	hsl(172, 67%, 55%)
HSV	hsv(172, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 9.7%, 14.9%)
CIE-LAB	lab(78.91, -43.93, -1.09)
CIE-LCH	lch(78.91, 43.95, 181.43°)
OKLab	oklab(80.22% -0.1279 -0.0037)
OKLCH	oklch(80.22% 0.128 181.6)
XYZ	xyz(37.0186, 54.7652, 60.8336)
Luminance	0.5477 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D9C4 #D94257

analogous

#42D979 #42D9C4 #42A2D9

triadic

#42D9C4 #C442D9 #D9C442

tetradic

#42D9C4 #7942D9 #D94257 #A2D942

square

#42D9C4 #7942D9 #D94257 #A2D942

split-complementary

#42D9C4 #D942A2 #D97942

monochromatic

#1B8677 #25B9A4 #42D9C4 #75E3D4 #A8EDE4

Accessibility & contrast

On white

1.76

#42D9C4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.95

#42D9C4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D9C4

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D9C4	#FFFFFF	#000000	##000000
##42D9C4	1.00	1.76	11.95	11.95
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.95	21.00	1.00	1.00
##000000	11.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFCCC3

Deuteranopia (green-blind)

#BABDC6

Tritanopia (blue-blind)

#00DDD2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #42d9c4;
/* rgb */ color: rgb(66, 217, 196);
/* oklch */ color: oklch(80.2% 0.128 181.6);

Tailwind

colors: {
  custom: {
    50: '#8be5d5',
    500: '#42d9c4',
    950: '#000000',
  },
}

SCSS

$custom: #42d9c4;
$custom-light: #8be5d5;
$custom-dark: #000000;

JSON

{
  "hex": "#42d9c4",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 196
  },
  "hsl": {
    "h": 171.656,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.80216,
    "c": 0.12799,
    "h": 181.6
  },
  "luminance": 0.54769
}

Semantic roles & 50–950 ramp

primary

#42D9C4

secondary

#8C333F

accent

#3E56E9

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1614

muted

#7F8483

Preview Lab

Preview with #42D9C4

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

Preview Lab → · Contrast checker → · Palette generator →