#42D8B3#42D8B3

#42D8B3 is a light, vivid teal. Relative luminance 0.535; OKLCH L 79.5% C 0.136 H 172.6°. Best body text is #000000 at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#42D8B3
RGB	rgb(66, 216, 179)
HSL	hsl(165, 66%, 55%)
HSV	hsv(165, 69%, 85%)
CMYK	cmyk(69.4%, 0%, 17.1%, 15.3%)
CIE-LAB	lab(78.18, -47.79, 6.93)
CIE-LCH	lch(78.18, 48.29, 171.75°)
OKLab	oklab(79.48% -0.1346 0.0176)
OKLCH	oklch(79.48% 0.136 172.6)
XYZ	xyz(34.9352, 53.5206, 51.1284)
Luminance	0.5353 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D8B3 #D84267

analogous

#42D868 #42D8B3 #42B2D8

triadic

#42D8B3 #B342D8 #D8B342

tetradic

#42D8B3 #6842D8 #D84267 #B2D842

square

#42D8B3 #6842D8 #D84267 #B2D842

split-complementary

#42D8B3 #D842B2 #D86842

monochromatic

#1B846A #26B793 #42D8B3 #75E2C7 #A7EDDC

Accessibility & contrast

On white

1.79

#42D8B3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.71

#42D8B3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D8B3

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D8B3	#FFFFFF	#000000	##000000
##42D8B3	1.00	1.79	11.71	11.71
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.71	21.00	1.00	1.00
##000000	11.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1CAB1

Deuteranopia (green-blind)

#BDBBB6

Tritanopia (blue-blind)

#00DACD

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42d8b3;
/* rgb */ color: rgb(66, 216, 179);
/* oklch */ color: oklch(79.5% 0.136 172.6);

Tailwind

colors: {
  custom: {
    50: '#8ae5c9',
    500: '#42d8b3',
    950: '#000000',
  },
}

SCSS

$custom: #42d8b3;
$custom-light: #8ae5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#42d8b3",
  "rgb": {
    "r": 66,
    "g": 216,
    "b": 179
  },
  "hsl": {
    "h": 165.2,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.79484,
    "c": 0.13579,
    "h": 172.6
  },
  "luminance": 0.53525
}

Semantic roles & 50–950 ramp

primary

#42D8B3

secondary

#8B3349

accent

#3F69E9

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1613

muted

#7F8482

Preview Lab

Preview with #42D8B3

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

Preview Lab → · Contrast checker → · Palette generator →