#42CEC9#42CEC9

#42CEC9 is a light, moderate teal. Relative luminance 0.495; OKLCH L 77.7% C 0.117 H 191.5°. Best body text is #000000 at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#42CEC9
RGB	rgb(66, 206, 201)
HSL	hsl(178, 59%, 53%)
HSV	hsv(178, 68%, 81%)
CMYK	cmyk(68%, 0%, 2.4%, 19.2%)
CIE-LAB	lab(75.77, -37.67, -8.40)
CIE-LCH	lch(75.77, 38.60, 192.58°)
OKLab	oklab(77.71% -0.1148 -0.0234)
OKLCH	oklch(77.71% 0.117 191.5)
XYZ	xyz(34.8559, 49.5139, 62.9672)
Luminance	0.4952 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CEC9 #CE4247

analogous

#42CE83 #42CEC9 #428DCE

triadic

#42CEC9 #C942CE #CEC942

tetradic

#42CEC9 #8342CE #CE4247 #8DCE42

square

#42CEC9 #8342CE #CE4247 #8DCE42

split-complementary

#42CEC9 #CE428D #CE8342

monochromatic

#1F7774 #2BA7A3 #42CEC9 #73DBD7 #A3E7E5

Accessibility & contrast

On white

1.93

#42CEC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.90

#42CEC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CEC9

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CEC9	#FFFFFF	#000000	##000000
##42CEC9	1.00	1.93	10.90	10.90
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.90	21.00	1.00	1.00
##000000	10.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2C4C9

Deuteranopia (green-blind)

#ADB4CA

Tritanopia (blue-blind)

#00D4CC

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #42cec9;
/* rgb */ color: rgb(66, 206, 201);
/* oklch */ color: oklch(77.7% 0.117 191.5);

Tailwind

colors: {
  custom: {
    50: '#8addd9',
    500: '#42cec9',
    950: '#000000',
  },
}

SCSS

$custom: #42cec9;
$custom-light: #8addd9;
$custom-dark: #000000;

JSON

{
  "hex": "#42cec9",
  "rgb": {
    "r": 66,
    "g": 206,
    "b": 201
  },
  "hsl": {
    "h": 177.857,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.77711,
    "c": 0.11718,
    "h": 191.5
  },
  "luminance": 0.49518
}

Semantic roles & 50–950 ramp

primary

#42CEC9

secondary

#D4989A

accent

#464BE2

background

#F9FDFD

surface

#F1FBFA

border

#CBD4D3

text

#0D1514

muted

#7E8383

Preview Lab

Preview with #42CEC9

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

Preview Lab → · Contrast checker → · Palette generator →