#42C5D7#42C5D7

#42C5D7 is a light, moderate teal. Relative luminance 0.460; OKLCH L 76.1% C 0.113 H 208.2°. Best body text is #000000 at 10.20:1 contrast (WCAG AA passes).

Color values

HEX#42C5D7
RGBrgb(66, 197, 215)
HSLhsl(187, 65%, 55%)
HSVhsv(187, 69%, 84%)
CMYKcmyk(69.3%, 8.4%, 0%, 15.7%)
CIE-LABlab(73.54, -29.38, -19.33)
CIE-LCHlch(73.54, 35.16, 213.34°)
OKLaboklab(76.05% -0.1 -0.0537)
OKLCHoklch(76.05% 0.113 208.2)
XYZxyz(34.4735, 45.9931, 71.3375)
Luminance0.4600 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42C5D7 #D75442
analogous
#42D79E #42C5D7 #427BD7
triadic
#42C5D7 #D742C5 #C5D742
tetradic
#42C5D7 #9E42D7 #D75442 #7BD742
square
#42C5D7 #9E42D7 #D75442 #7BD742
split-complementary
#42C5D7 #D7427B #D79E42
monochromatic
#1C7683 #26A4B5 #42C5D7 #75D5E2 #A7E4EC

Accessibility & contrast

On white

2.06
#42C5D7 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.20
#42C5D7 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C5D7
10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42C5D7#FFFFFF#000000##000000
##42C5D71.002.0610.2010.20
#FFFFFF2.061.0021.0021.00
#00000010.2021.001.001.00
##00000010.2021.001.001.00

Color blindness preview

Protanopia (red-blind)
#B4BED8
Deuteranopia (green-blind)
#9FAED7
Tritanopia (blue-blind)
#00CECA
Achromatopsia (no color)
#B5B5B5

Design tokens & code

CSS
--color: #42c5d7;
/* rgb */ color: rgb(66, 197, 215);
/* oklch */ color: oklch(76.1% 0.113 208.2);
Tailwind
colors: {
  custom: {
    50: '#8ad7e3',
    500: '#42c5d7',
    950: '#000000',
  },
}
SCSS
$custom: #42c5d7;
$custom-light: #8ad7e3;
$custom-dark: #000000;
JSON
{
  "hex": "#42c5d7",
  "rgb": {
    "r": 66,
    "g": 197,
    "b": 215
  },
  "hsl": {
    "h": 187.248,
    "s": 65.066,
    "l": 55.098
  },
  "oklch": {
    "l": 0.76052,
    "c": 0.11347,
    "h": 208.2
  },
  "luminance": 0.45997
}

Semantic roles & 50–950 ramp

primary
#42C5D7
secondary
#DAA39B
accent
#5440E8
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1415
muted
#7E8383

Preview Lab

Preview with #42C5D7

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

Preview Lab → · Contrast checker → · Palette generator →

#42C5D7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva