#42C8CE#42C8CE

#42C8CE is a light, moderate teal. Relative luminance 0.469; OKLCH L 76.4% C 0.113 H 199.4°. Best body text is #000000 at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#42C8CE
RGB	rgb(66, 200, 206)
HSL	hsl(183, 59%, 53%)
HSV	hsv(183, 68%, 81%)
CMYK	cmyk(68%, 2.9%, 0%, 19.2%)
CIE-LAB	lab(74.14, -33.46, -13.55)
CIE-LCH	lch(74.14, 36.10, 202.04°)
OKLab	oklab(76.44% -0.1067 -0.0376)
OKLCH	oklch(76.44% 0.113 199.4)
XYZ	xyz(34.0367, 46.9191, 65.6430)
Luminance	0.4692 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C8CE #CE4842

analogous

#42CE8E #42C8CE #4282CE

triadic

#42C8CE #CE42C8 #C8CE42

tetradic

#42C8CE #8E42CE #CE4842 #82CE42

square

#42C8CE #8E42CE #CE4842 #82CE42

split-complementary

#42C8CE #CE4282 #CE8E42

monochromatic

#1F7377 #2BA2A7 #42C8CE #73D6DB #A3E4E7

Accessibility & contrast

On white

2.02

#42C8CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.38

#42C8CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C8CE

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C8CE	#FFFFFF	#000000	##000000
##42C8CE	1.00	2.02	10.38	10.38
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.38	21.00	1.00	1.00
##000000	10.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BABFCF

Deuteranopia (green-blind)

#A5B0CF

Tritanopia (blue-blind)

#00CFC9

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #42c8ce;
/* rgb */ color: rgb(66, 200, 206);
/* oklch */ color: oklch(76.4% 0.113 199.4);

Tailwind

colors: {
  custom: {
    50: '#89d9dc',
    500: '#42c8ce',
    950: '#000000',
  },
}

SCSS

$custom: #42c8ce;
$custom-light: #89d9dc;
$custom-dark: #000000;

JSON

{
  "hex": "#42c8ce",
  "rgb": {
    "r": 66,
    "g": 200,
    "b": 206
  },
  "hsl": {
    "h": 182.571,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.76438,
    "c": 0.1131,
    "h": 199.4
  },
  "luminance": 0.46923
}

Semantic roles & 50–950 ramp

primary

#42C8CE

secondary

#D49A98

accent

#4C46E2

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C8CE

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

Preview Lab → · Contrast checker → · Palette generator →