#42ADAA#42ADAA

#42ADAA is a light, moderate teal. Relative luminance 0.339; OKLCH L 68.6% C 0.097 H 192.5°. Best body text is #000000 at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#42ADAA
RGB	rgb(66, 173, 170)
HSL	hsl(178, 45%, 47%)
HSV	hsv(178, 62%, 68%)
CMYK	cmyk(61.8%, 0%, 1.7%, 32.2%)
CIE-LAB	lab(64.92, -30.83, -7.54)
CIE-LCH	lch(64.92, 31.74, 193.75°)
OKLab	oklab(68.61% -0.0944 -0.021)
OKLCH	oklch(68.61% 0.097 192.5)
XYZ	xyz(24.4428, 33.9451, 43.2863)
Luminance	0.3395 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ADAA #AD4245

analogous

#42AD75 #42ADAA #427BAD

triadic

#42ADAA #AA42AD #ADAA42

tetradic

#42ADAA #7542AD #AD4245 #7BAD42

square

#42ADAA #7542AD #AD4245 #7BAD42

split-complementary

#42ADAA #AD427B #AD7542

monochromatic

#205453 #31817E #42ADAA #67C5C2 #93D6D4

Accessibility & contrast

On white

2.70

#42ADAA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.79

#42ADAA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ADAA

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ADAA	#FFFFFF	#000000	##000000
##42ADAA	1.00	2.70	7.79	7.79
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.79	21.00	1.00	1.00
##000000	7.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3A5AA

Deuteranopia (green-blind)

#9298AB

Tritanopia (blue-blind)

#00B2AC

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #42adaa;
/* rgb */ color: rgb(66, 173, 170);
/* oklch */ color: oklch(68.6% 0.097 192.5);

Tailwind

colors: {
  custom: {
    50: '#83c6c3',
    500: '#42adaa',
    950: '#000000',
  },
}

SCSS

$custom: #42adaa;
$custom-light: #83c6c3;
$custom-dark: #000000;

JSON

{
  "hex": "#42adaa",
  "rgb": {
    "r": 66,
    "g": 173,
    "b": 170
  },
  "hsl": {
    "h": 178.318,
    "s": 44.77,
    "l": 46.863
  },
  "oklch": {
    "l": 0.68608,
    "c": 0.0967,
    "h": 192.5
  },
  "luminance": 0.33948
}

Semantic roles & 50–950 ramp

primary

#42ADAA

secondary

#C1898B

accent

#5357D4

background

#F8FCFB

surface

#F0F8F7

border

#CBD1D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #42ADAA

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

Preview Lab → · Contrast checker → · Palette generator →