#42C0CD#42C0CD

#42C0CD is a light, moderate teal. Relative luminance 0.433; OKLCH L 74.5% C 0.109 H 205.0°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#42C0CD
RGB	rgb(66, 192, 205)
HSL	hsl(186, 58%, 53%)
HSV	hsv(186, 68%, 80%)
CMYK	cmyk(67.8%, 6.3%, 0%, 19.6%)
CIE-LAB	lab(71.73, -29.92, -16.62)
CIE-LCH	lch(71.73, 34.23, 209.06°)
OKLab	oklab(74.48% -0.0991 -0.0461)
OKLCH	oklch(74.48% 0.109 205)
XYZ	xyz(32.1111, 43.2617, 64.4038)
Luminance	0.4326 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C0CD #CD4F42

analogous

#42CD95 #42C0CD #427ACD

triadic

#42C0CD #CD42C0 #C0CD42

tetradic

#42C0CD #9542CD #CD4F42 #7ACD42

square

#42C0CD #9542CD #CD4F42 #7ACD42

split-complementary

#42C0CD #CD427A #CD9542

monochromatic

#1F6D76 #2C9AA6 #42C0CD #72D0DA #A3E0E7

Accessibility & contrast

On white

2.18

#42C0CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.65

#42C0CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C0CD

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C0CD	#FFFFFF	#000000	##000000
##42C0CD	1.00	2.18	9.65	9.65
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.65	21.00	1.00	1.00
##000000	9.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B8CE

Deuteranopia (green-blind)

#9CA9CD

Tritanopia (blue-blind)

#00C8C4

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #42c0cd;
/* rgb */ color: rgb(66, 192, 205);
/* oklch */ color: oklch(74.5% 0.109 205.0);

Tailwind

colors: {
  custom: {
    50: '#88d3dc',
    500: '#42c0cd',
    950: '#000000',
  },
}

SCSS

$custom: #42c0cd;
$custom-light: #88d3dc;
$custom-dark: #000000;

JSON

{
  "hex": "#42c0cd",
  "rgb": {
    "r": 66,
    "g": 192,
    "b": 205
  },
  "hsl": {
    "h": 185.612,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.74483,
    "c": 0.10929,
    "h": 205
  },
  "luminance": 0.43265
}

Semantic roles & 50–950 ramp

primary

#42C0CD

secondary

#D39D97

accent

#5546E1

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C0CD

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

Preview Lab → · Contrast checker → · Palette generator →