#42C6B2#42C6B2

#42C6B2 is a light, moderate teal. Relative luminance 0.448; OKLCH L 75.0% C 0.117 H 180.9°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#42C6B2
RGB	rgb(66, 198, 178)
HSL	hsl(171, 54%, 52%)
HSV	hsv(171, 67%, 78%)
CMYK	cmyk(66.7%, 0%, 10.1%, 22.4%)
CIE-LAB	lab(72.73, -40.25, -0.43)
CIE-LCH	lch(72.73, 40.26, 180.61°)
OKLab	oklab(75.03% -0.1169 -0.0018)
OKLCH	oklch(75.03% 0.117 180.9)
XYZ	xyz(30.4729, 44.7574, 49.1439)
Luminance	0.4476 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C6B2 #C64256

analogous

#42C670 #42C6B2 #4298C6

triadic

#42C6B2 #B242C6 #C6B242

tetradic

#42C6B2 #7042C6 #C64256 #98C642

square

#42C6B2 #7042C6 #C64256 #98C642

split-complementary

#42C6B2 #C64298 #C67042

monochromatic

#216D61 #2F9C8B #42C6B2 #71D4C5 #A0E2D8

Accessibility & contrast

On white

2.11

#42C6B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#42C6B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C6B2

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C6B2	#FFFFFF	#000000	##000000
##42C6B2	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDBBB1

Deuteranopia (green-blind)

#AAADB4

Tritanopia (blue-blind)

#00C9C0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42c6b2;
/* rgb */ color: rgb(66, 198, 178);
/* oklch */ color: oklch(75.0% 0.117 180.9);

Tailwind

colors: {
  custom: {
    50: '#87d8c9',
    500: '#42c6b2',
    950: '#000000',
  },
}

SCSS

$custom: #42c6b2;
$custom-light: #87d8c9;
$custom-dark: #000000;

JSON

{
  "hex": "#42c6b2",
  "rgb": {
    "r": 66,
    "g": 198,
    "b": 178
  },
  "hsl": {
    "h": 170.909,
    "s": 53.659,
    "l": 51.765
  },
  "oklch": {
    "l": 0.75029,
    "c": 0.11696,
    "h": 180.9
  },
  "luminance": 0.44761
}

Semantic roles & 50–950 ramp

primary

#42C6B2

secondary

#CF959E

accent

#4B61DD

background

#F8FDFC

surface

#F0FAF8

border

#CBD3D1

text

#0D1413

muted

#7D8382

Preview Lab

Preview with #42C6B2

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

Preview Lab → · Contrast checker → · Palette generator →