#42C1D5#42C1D5

#42C1D5 is a light, moderate teal. Relative luminance 0.441; OKLCH L 75.0% C 0.112 H 210.0°. Best body text is #000000 at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#42C1D5
RGB	rgb(66, 193, 213)
HSL	hsl(188, 64%, 55%)
HSV	hsv(188, 69%, 84%)
CMYK	cmyk(69%, 9.4%, 0%, 16.5%)
CIE-LAB	lab(72.29, -28.02, -20.13)
CIE-LCH	lch(72.29, 34.50, 215.70°)
OKLab	oklab(75.02% -0.0968 -0.056)
OKLCH	oklch(75.02% 0.112 210)
XYZ	xyz(33.3218, 44.0985, 69.6936)
Luminance	0.4410 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C1D5 #D55642

analogous

#42D59F #42C1D5 #4278D5

triadic

#42C1D5 #D542C1 #C1D542

tetradic

#42C1D5 #9F42D5 #D55642 #78D542

square

#42C1D5 #9F42D5 #D55642 #78D542

split-complementary

#42C1D5 #D54278 #D59F42

monochromatic

#1C7380 #289FB2 #42C1D5 #74D1E0 #A6E2EB

Accessibility & contrast

On white

2.14

#42C1D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.82

#42C1D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C1D5

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C1D5	#FFFFFF	#000000	##000000
##42C1D5	1.00	2.14	9.82	9.82
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.82	21.00	1.00	1.00
##000000	9.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0BAD6

Deuteranopia (green-blind)

#9BABD5

Tritanopia (blue-blind)

#00CAC7

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42c1d5;
/* rgb */ color: rgb(66, 193, 213);
/* oklch */ color: oklch(75.0% 0.112 210.0);

Tailwind

colors: {
  custom: {
    50: '#89d4e2',
    500: '#42c1d5',
    950: '#000000',
  },
}

SCSS

$custom: #42c1d5;
$custom-light: #89d4e2;
$custom-dark: #000000;

JSON

{
  "hex": "#42c1d5",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 213
  },
  "hsl": {
    "h": 188.163,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.75024,
    "c": 0.11182,
    "h": 210
  },
  "luminance": 0.44102
}

Semantic roles & 50–950 ramp

primary

#42C1D5

secondary

#D8A39A

accent

#5841E7

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C1D5

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

Preview Lab → · Contrast checker → · Palette generator →