#42D3D1#42D3D1

#42D3D1 is a light, moderate teal. Relative luminance 0.523; OKLCH L 79.2% C 0.120 H 193.7°. Best body text is #000000 at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#42D3D1
RGB	rgb(66, 211, 209)
HSL	hsl(179, 62%, 54%)
HSV	hsv(179, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 0.9%, 17.3%)
CIE-LAB	lab(77.49, -37.73, -10.15)
CIE-LCH	lch(77.49, 39.08, 195.06°)
OKLab	oklab(79.18% -0.1163 -0.0282)
OKLCH	oklch(79.18% 0.12 193.7)
XYZ	xyz(37.0444, 52.3459, 68.4607)
Luminance	0.5235 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3D1 #D34244

analogous

#42D388 #42D3D1 #428DD3

triadic

#42D3D1 #D142D3 #D3D142

tetradic

#42D3D1 #8842D3 #D34244 #8DD342

square

#42D3D1 #8842D3 #D34244 #8DD342

split-complementary

#42D3D1 #D3428D #D38842

monochromatic

#1D7D7C #29AFAD #42D3D1 #74DFDD #A5EAE9

Accessibility & contrast

On white

1.83

#42D3D1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.47

#42D3D1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3D1

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3D1	#FFFFFF	#000000	##000000
##42D3D1	1.00	1.83	11.47	11.47
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.47	21.00	1.00	1.00
##000000	11.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6C9D1

Deuteranopia (green-blind)

#B0B9D2

Tritanopia (blue-blind)

#00D9D2

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d3d1;
/* rgb */ color: rgb(66, 211, 209);
/* oklch */ color: oklch(79.2% 0.120 193.7);

Tailwind

colors: {
  custom: {
    50: '#8be1df',
    500: '#42d3d1',
    950: '#000000',
  },
}

SCSS

$custom: #42d3d1;
$custom-light: #8be1df;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3d1",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 209
  },
  "hsl": {
    "h": 179.172,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.79183,
    "c": 0.11968,
    "h": 193.7
  },
  "luminance": 0.5235
}

Semantic roles & 50–950 ramp

primary

#42D3D1

secondary

#853435

accent

#4245E5

background

#FCFEFE

surface

#F4FCFC

border

#CED5D5

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #42D3D1

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

Preview Lab → · Contrast checker → · Palette generator →