#42D4B2#42D4B2

#42D4B2 is a light, vivid teal. Relative luminance 0.515; OKLCH L 78.5% C 0.132 H 173.7°. Best body text is #000000 at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#42D4B2
RGB	rgb(66, 212, 178)
HSL	hsl(166, 63%, 55%)
HSV	hsv(166, 69%, 83%)
CMYK	cmyk(68.9%, 0%, 16%, 16.9%)
CIE-LAB	lab(76.95, -46.35, 5.70)
CIE-LCH	lch(76.95, 46.70, 172.99°)
OKLab	oklab(78.47% -0.1311 0.0144)
OKLCH	oklch(78.47% 0.132 173.7)
XYZ	xyz(33.8221, 51.4557, 50.2603)
Luminance	0.5146 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D4B2 #D44264

analogous

#42D469 #42D4B2 #42ADD4

triadic

#42D4B2 #B242D4 #D4B242

tetradic

#42D4B2 #6942D4 #D44264 #ADD442

square

#42D4B2 #6942D4 #D44264 #ADD442

split-complementary

#42D4B2 #D442AD #D46942

monochromatic

#1D7F68 #28B191 #42D4B2 #74DFC6 #A6EBDB

Accessibility & contrast

On white

1.86

#42D4B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.29

#42D4B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D4B2

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D4B2	#FFFFFF	#000000	##000000
##42D4B2	1.00	1.86	11.29	11.29
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.29	21.00	1.00	1.00
##000000	11.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDC7B0

Deuteranopia (green-blind)

#B9B8B4

Tritanopia (blue-blind)

#00D6CA

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #42d4b2;
/* rgb */ color: rgb(66, 212, 178);
/* oklch */ color: oklch(78.5% 0.132 173.7);

Tailwind

colors: {
  custom: {
    50: '#89e2c9',
    500: '#42d4b2',
    950: '#000000',
  },
}

SCSS

$custom: #42d4b2;
$custom-light: #89e2c9;
$custom-dark: #000000;

JSON

{
  "hex": "#42d4b2",
  "rgb": {
    "r": 66,
    "g": 212,
    "b": 178
  },
  "hsl": {
    "h": 166.027,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.78473,
    "c": 0.1319,
    "h": 173.7
  },
  "luminance": 0.5146
}

Semantic roles & 50–950 ramp

primary

#42D4B2

secondary

#863447

accent

#4268E6

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1513

muted

#7F8482

Preview Lab

Preview with #42D4B2

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

Preview Lab → · Contrast checker → · Palette generator →