#42C7CB#42C7CB

#42C7CB is a light, moderate teal. Relative luminance 0.463; OKLCH L 76.1% C 0.112 H 198.0°. Best body text is #000000 at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#42C7CB
RGB	rgb(66, 199, 203)
HSL	hsl(182, 57%, 53%)
HSV	hsv(182, 67%, 80%)
CMYK	cmyk(67.5%, 2%, 0%, 20.4%)
CIE-LAB	lab(73.75, -33.85, -12.50)
CIE-LCH	lch(73.75, 36.09, 200.27°)
OKLab	oklab(76.09% -0.1069 -0.0347)
OKLCH	oklch(76.09% 0.112 198)
XYZ	xyz(33.4449, 46.3131, 63.6650)
Luminance	0.4632 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C7CB #CB4642

analogous

#42CB8B #42C7CB #4282CB

triadic

#42C7CB #CB42C7 #C7CB42

tetradic

#42C7CB #8B42CB #CB4642 #82CB42

square

#42C7CB #8B42CB #CB4642 #82CB42

split-complementary

#42C7CB #CB4282 #CB8B42

monochromatic

#207173 #2DA0A3 #42C7CB #72D5D8 #A2E3E5

Accessibility & contrast

On white

2.05

#42C7CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.26

#42C7CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C7CB

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C7CB	#FFFFFF	#000000	##000000
##42C7CB	1.00	2.05	10.26	10.26
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.26	21.00	1.00	1.00
##000000	10.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9BECC

Deuteranopia (green-blind)

#A5AFCC

Tritanopia (blue-blind)

#00CEC8

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #42c7cb;
/* rgb */ color: rgb(66, 199, 203);
/* oklch */ color: oklch(76.1% 0.112 198.0);

Tailwind

colors: {
  custom: {
    50: '#89d8da',
    500: '#42c7cb',
    950: '#000000',
  },
}

SCSS

$custom: #42c7cb;
$custom-light: #89d8da;
$custom-dark: #000000;

JSON

{
  "hex": "#42c7cb",
  "rgb": {
    "r": 66,
    "g": 199,
    "b": 203
  },
  "hsl": {
    "h": 181.752,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.76092,
    "c": 0.11244,
    "h": 198
  },
  "luminance": 0.46317
}

Semantic roles & 50–950 ramp

primary

#42C7CB

secondary

#D29897

accent

#4C48E0

background

#F9FDFD

surface

#F1FAFA

border

#CBD3D3

text

#0D1414

muted

#7E8383

Preview Lab

Preview with #42C7CB

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

Preview Lab → · Contrast checker → · Palette generator →