#42C2CF#42C2CF

#42C2CF is a light, moderate teal. Relative luminance 0.442; OKLCH L 75.0% C 0.110 H 204.8°. Best body text is #000000 at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#42C2CF
RGB	rgb(66, 194, 207)
HSL	hsl(186, 59%, 54%)
HSV	hsv(186, 68%, 81%)
CMYK	cmyk(68.1%, 6.3%, 0%, 18.8%)
CIE-LAB	lab(72.39, -30.30, -16.72)
CIE-LCH	lch(72.39, 34.60, 208.89°)
OKLab	oklab(75.04% -0.1003 -0.0464)
OKLCH	oklch(75.04% 0.11 204.8)
XYZ	xyz(32.7962, 44.2431, 65.8307)
Luminance	0.4425 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C2CF #CF4F42

analogous

#42CF95 #42C2CF #427BCF

triadic

#42C2CF #CF42C2 #C2CF42

tetradic

#42C2CF #9542CF #CF4F42 #7BCF42

square

#42C2CF #9542CF #CF4F42 #7BCF42

split-complementary

#42C2CF #CF427B #CF9542

monochromatic

#1F7078 #2B9DA9 #42C2CF #73D2DB #A4E2E8

Accessibility & contrast

On white

2.13

#42C2CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.85

#42C2CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C2CF

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C2CF	#FFFFFF	#000000	##000000
##42C2CF	1.00	2.13	9.85	9.85
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.85	21.00	1.00	1.00
##000000	9.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3BAD0

Deuteranopia (green-blind)

#9EABCF

Tritanopia (blue-blind)

#00CAC6

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42c2cf;
/* rgb */ color: rgb(66, 194, 207);
/* oklch */ color: oklch(75.0% 0.110 204.8);

Tailwind

colors: {
  custom: {
    50: '#89d5dd',
    500: '#42c2cf',
    950: '#000000',
  },
}

SCSS

$custom: #42c2cf;
$custom-light: #89d5dd;
$custom-dark: #000000;

JSON

{
  "hex": "#42c2cf",
  "rgb": {
    "r": 66,
    "g": 194,
    "b": 207
  },
  "hsl": {
    "h": 185.532,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.75036,
    "c": 0.11048,
    "h": 204.8
  },
  "luminance": 0.44247
}

Semantic roles & 50–950 ramp

primary

#42C2CF

secondary

#D59E98

accent

#5445E3

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C2CF

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

Preview Lab → · Contrast checker → · Palette generator →