#42C7CF#42C7CF

#42C7CF is a light, moderate teal. Relative luminance 0.465; OKLCH L 76.2% C 0.113 H 200.9°. Best body text is #000000 at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#42C7CF
RGB	rgb(66, 199, 207)
HSL	hsl(183, 59%, 54%)
HSV	hsv(183, 68%, 81%)
CMYK	cmyk(68.1%, 3.9%, 0%, 18.8%)
CIE-LAB	lab(73.87, -32.70, -14.49)
CIE-LCH	lch(73.87, 35.76, 203.89°)
OKLab	oklab(76.23% -0.1052 -0.0402)
OKLCH	oklch(76.23% 0.113 200.9)
XYZ	xyz(33.9277, 46.5062, 66.2079)
Luminance	0.4651 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C7CF #CF4A42

analogous

#42CF90 #42C7CF #4280CF

triadic

#42C7CF #CF42C7 #C7CF42

tetradic

#42C7CF #9042CF #CF4A42 #80CF42

square

#42C7CF #9042CF #CF4A42 #80CF42

split-complementary

#42C7CF #CF4280 #CF9042

monochromatic

#1F7378 #2BA2A9 #42C7CF #73D5DB #A4E4E8

Accessibility & contrast

On white

2.04

#42C7CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.30

#42C7CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C7CF

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C7CF	#FFFFFF	#000000	##000000
##42C7CF	1.00	2.04	10.30	10.30
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.30	21.00	1.00	1.00
##000000	10.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8BED0

Deuteranopia (green-blind)

#A4AFD0

Tritanopia (blue-blind)

#00CEC9

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #42c7cf;
/* rgb */ color: rgb(66, 199, 207);
/* oklch */ color: oklch(76.2% 0.113 200.9);

Tailwind

colors: {
  custom: {
    50: '#89d8dd',
    500: '#42c7cf',
    950: '#000000',
  },
}

SCSS

$custom: #42c7cf;
$custom-light: #89d8dd;
$custom-dark: #000000;

JSON

{
  "hex": "#42c7cf",
  "rgb": {
    "r": 66,
    "g": 199,
    "b": 207
  },
  "hsl": {
    "h": 183.404,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.76234,
    "c": 0.11266,
    "h": 200.9
  },
  "luminance": 0.4651
}

Semantic roles & 50–950 ramp

primary

#42C7CF

secondary

#D59C98

accent

#4E45E3

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C7CF

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

Preview Lab → · Contrast checker → · Palette generator →