#42B9AD#42B9AD

#42B9AD is a light, moderate teal. Relative luminance 0.389; OKLCH L 71.7% C 0.106 H 185.7°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#42B9AD
RGB	rgb(66, 185, 173)
HSL	hsl(174, 47%, 49%)
HSV	hsv(174, 64%, 73%)
CMYK	cmyk(64.3%, 0%, 6.5%, 27.5%)
CIE-LAB	lab(68.66, -35.67, -3.67)
CIE-LCH	lch(68.66, 35.86, 185.88°)
OKLab	oklab(71.67% -0.1058 -0.0105)
OKLCH	oklch(71.67% 0.106 185.7)
XYZ	xyz(27.1351, 38.8703, 45.5997)
Luminance	0.3887 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B9AD #B9424E

analogous

#42B972 #42B9AD #4289B9

triadic

#42B9AD #AD42B9 #B9AD42

tetradic

#42B9AD #7242B9 #B9424E #89B942

square

#42B9AD #7242B9 #B9424E #89B942

split-complementary

#42B9AD #B94289 #B97242

monochromatic

#225F59 #328C83 #42B9AD #6DCBC2 #9ADBD5

Accessibility & contrast

On white

2.39

#42B9AD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#42B9AD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B9AD

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B9AD	#FFFFFF	#000000	##000000
##42B9AD	1.00	2.39	8.77	8.77
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0AFAD

Deuteranopia (green-blind)

#9EA2AE

Tritanopia (blue-blind)

#00BDB5

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #42b9ad;
/* rgb */ color: rgb(66, 185, 173);
/* oklch */ color: oklch(71.7% 0.106 185.7);

Tailwind

colors: {
  custom: {
    50: '#85cec5',
    500: '#42b9ad',
    950: '#000000',
  },
}

SCSS

$custom: #42b9ad;
$custom-light: #85cec5;
$custom-dark: #000000;

JSON

{
  "hex": "#42b9ad",
  "rgb": {
    "r": 66,
    "g": 185,
    "b": 173
  },
  "hsl": {
    "h": 173.95,
    "s": 47.41,
    "l": 49.216
  },
  "oklch": {
    "l": 0.71669,
    "c": 0.10628,
    "h": 185.7
  },
  "luminance": 0.38873
}

Semantic roles & 50–950 ramp

primary

#42B9AD

secondary

#C79095

accent

#515ED7

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1412

muted

#7D8281

Preview Lab

Preview with #42B9AD

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

Preview Lab → · Contrast checker → · Palette generator →