#42D3B5#42D3B5

#42D3B5 is a light, vivid teal. Relative luminance 0.511; OKLCH L 78.3% C 0.129 H 175.9°. Best body text is #000000 at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#42D3B5
RGB	rgb(66, 211, 181)
HSL	hsl(168, 62%, 54%)
HSV	hsv(168, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 14.2%, 17.3%)
CIE-LAB	lab(76.73, -45.18, 3.76)
CIE-LCH	lch(76.73, 45.33, 175.24°)
OKLab	oklab(78.31% -0.1287 0.0093)
OKLCH	oklch(78.31% 0.129 175.9)
XYZ	xyz(33.8774, 51.0791, 51.7809)
Luminance	0.5108 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3B5 #D34260

analogous

#42D36D #42D3B5 #42A9D3

triadic

#42D3B5 #B542D3 #D3B542

tetradic

#42D3B5 #6D42D3 #D34260 #A9D342

square

#42D3B5 #6D42D3 #D34260 #A9D342

split-complementary

#42D3B5 #D342A9 #D36D42

monochromatic

#1D7D6A #29AF93 #42D3B5 #74DFC8 #A5EADC

Accessibility & contrast

On white

1.87

#42D3B5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.22

#42D3B5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3B5

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3B5	#FFFFFF	#000000	##000000
##42D3B5	1.00	1.87	11.22	11.22
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.22	21.00	1.00	1.00
##000000	11.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBC6B4

Deuteranopia (green-blind)

#B7B7B7

Tritanopia (blue-blind)

#00D6CA

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #42d3b5;
/* rgb */ color: rgb(66, 211, 181);
/* oklch */ color: oklch(78.3% 0.129 175.9);

Tailwind

colors: {
  custom: {
    50: '#89e1cb',
    500: '#42d3b5',
    950: '#000000',
  },
}

SCSS

$custom: #42d3b5;
$custom-light: #89e1cb;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3b5",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 181
  },
  "hsl": {
    "h": 167.586,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78312,
    "c": 0.12908,
    "h": 175.9
  },
  "luminance": 0.51083
}

Semantic roles & 50–950 ramp

primary

#42D3B5

secondary

#853445

accent

#4264E5

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1513

muted

#7F8482

Preview Lab

Preview with #42D3B5

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

Preview Lab → · Contrast checker → · Palette generator →