#42CAAB#42CAAB

#42CAAB is a light, vivid teal. Relative luminance 0.463; OKLCH L 75.8% C 0.125 H 174.4°. Best body text is #000000 at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#42CAAB
RGB	rgb(66, 202, 171)
HSL	hsl(166, 56%, 53%)
HSV	hsv(166, 67%, 79%)
CMYK	cmyk(67.3%, 0%, 15.3%, 20.8%)
CIE-LAB	lab(73.76, -43.80, 4.86)
CIE-LCH	lch(73.76, 44.07, 173.67°)
OKLab	oklab(75.81% -0.1242 0.0122)
OKLCH	oklch(75.81% 0.125 174.4)
XYZ	xyz(30.7143, 46.3361, 45.8452)
Luminance	0.4634 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CAAB #CA4261

analogous

#42CA67 #42CAAB #42A5CA

triadic

#42CAAB #AB42CA #CAAB42

tetradic

#42CAAB #6742CA #CA4261 #A5CA42

square

#42CAAB #6742CA #CA4261 #A5CA42

split-complementary

#42CAAB #CA42A5 #CA6742

monochromatic

#20725F #2DA287 #42CAAB #72D7C0 #A2E5D5

Accessibility & contrast

On white

2.05

#42CAAB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.27

#42CAAB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CAAB

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CAAB	#FFFFFF	#000000	##000000
##42CAAB	1.00	2.05	10.27	10.27
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.27	21.00	1.00	1.00
##000000	10.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3BDAA

Deuteranopia (green-blind)

#B0B0AD

Tritanopia (blue-blind)

#00CCC1

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #42caab;
/* rgb */ color: rgb(66, 202, 171);
/* oklch */ color: oklch(75.8% 0.125 174.4);

Tailwind

colors: {
  custom: {
    50: '#87dbc4',
    500: '#42caab',
    950: '#000000',
  },
}

SCSS

$custom: #42caab;
$custom-light: #87dbc4;
$custom-dark: #000000;

JSON

{
  "hex": "#42caab",
  "rgb": {
    "r": 66,
    "g": 202,
    "b": 171
  },
  "hsl": {
    "h": 166.324,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.7581,
    "c": 0.12484,
    "h": 174.4
  },
  "luminance": 0.4634
}

Semantic roles & 50–950 ramp

primary

#42CAAB

secondary

#D196A4

accent

#486BDF

background

#F8FDFC

surface

#F0FBF8

border

#CBD4D1

text

#0D1512

muted

#7D8381

Preview Lab

Preview with #42CAAB

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

Preview Lab → · Contrast checker → · Palette generator →