#42D3D0#42D3D0

#42D3D0 is a light, moderate teal. Relative luminance 0.523; OKLCH L 79.1% C 0.120 H 193.0°. Best body text is #000000 at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#42D3D0
RGB	rgb(66, 211, 208)
HSL	hsl(179, 62%, 54%)
HSV	hsv(179, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 1.4%, 17.3%)
CIE-LAB	lab(77.46, -38.01, -9.66)
CIE-LCH	lch(77.46, 39.22, 194.26°)
OKLab	oklab(79.15% -0.1167 -0.0269)
OKLCH	oklch(79.15% 0.12 193)
XYZ	xyz(36.9210, 52.2966, 67.8107)
Luminance	0.5230 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3D0 #D34245

analogous

#42D388 #42D3D0 #428DD3

triadic

#42D3D0 #D042D3 #D3D042

tetradic

#42D3D0 #8842D3 #D34245 #8DD342

square

#42D3D0 #8842D3 #D34245 #8DD342

split-complementary

#42D3D0 #D3428D #D38842

monochromatic

#1D7D7B #29AFAC #42D3D0 #74DFDC #A5EAE9

Accessibility & contrast

On white

1.83

#42D3D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.46

#42D3D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3D0

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3D0	#FFFFFF	#000000	##000000
##42D3D0	1.00	1.83	11.46	11.46
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.46	21.00	1.00	1.00
##000000	11.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6C9D0

Deuteranopia (green-blind)

#B0B9D1

Tritanopia (blue-blind)

#00D9D2

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d3d0;
/* rgb */ color: rgb(66, 211, 208);
/* oklch */ color: oklch(79.1% 0.120 193.0);

Tailwind

colors: {
  custom: {
    50: '#8be1de',
    500: '#42d3d0',
    950: '#000000',
  },
}

SCSS

$custom: #42d3d0;
$custom-light: #8be1de;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3d0",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 208
  },
  "hsl": {
    "h": 178.759,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.79149,
    "c": 0.11979,
    "h": 193
  },
  "luminance": 0.52301
}

Semantic roles & 50–950 ramp

primary

#42D3D0

secondary

#853436

accent

#4246E5

background

#FCFEFE

surface

#F4FCFC

border

#CED5D5

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #42D3D0

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

Preview Lab → · Contrast checker → · Palette generator →