#42BFD5#42BFD5

#42BFD5 is a light, moderate teal. Relative luminance 0.432; OKLCH L 74.5% C 0.111 H 211.7°. Best body text is #000000 at 9.64:1 contrast (WCAG AA passes).

Color values

HEX#42BFD5
RGBrgb(66, 191, 213)
HSLhsl(189, 64%, 55%)
HSVhsv(189, 69%, 84%)
CMYKcmyk(69%, 10.3%, 0%, 16.5%)
CIE-LABlab(71.70, -27.03, -21.03)
CIE-LCHlch(71.70, 34.25, 217.88°)
OKLaboklab(74.55% -0.0948 -0.0585)
OKLCHoklch(74.55% 0.111 211.7)
XYZxyz(32.8827, 43.2202, 69.5472)
Luminance0.4322 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42BFD5 #D55842
analogous
#42D5A2 #42BFD5 #4275D5
triadic
#42BFD5 #D542BF #BFD542
tetradic
#42BFD5 #A242D5 #D55842 #75D542
square
#42BFD5 #A242D5 #D55842 #75D542
split-complementary
#42BFD5 #D54275 #D5A242
monochromatic
#1C7180 #289DB2 #42BFD5 #74D0E0 #A6E1EB

Accessibility & contrast

On white

2.18
#42BFD5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.64
#42BFD5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BFD5
9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42BFD5#FFFFFF#000000##000000
##42BFD51.002.189.649.64
#FFFFFF2.181.0021.0021.00
#0000009.6421.001.001.00
##0000009.6421.001.001.00

Color blindness preview

Protanopia (red-blind)
#ADB8D6
Deuteranopia (green-blind)
#99A9D5
Tritanopia (blue-blind)
#00C8C6
Achromatopsia (no color)
#B0B0B0

Design tokens & code

CSS
--color: #42bfd5;
/* rgb */ color: rgb(66, 191, 213);
/* oklch */ color: oklch(74.5% 0.111 211.7);
Tailwind
colors: {
  custom: {
    50: '#89d2e2',
    500: '#42bfd5',
    950: '#000000',
  },
}
SCSS
$custom: #42bfd5;
$custom-light: #89d2e2;
$custom-dark: #000000;
JSON
{
  "hex": "#42bfd5",
  "rgb": {
    "r": 66,
    "g": 191,
    "b": 213
  },
  "hsl": {
    "h": 188.98,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.74549,
    "c": 0.1114,
    "h": 211.7
  },
  "luminance": 0.43224
}

Semantic roles & 50–950 ramp

primary
#42BFD5
secondary
#D8A49A
accent
#5A41E7
background
#F9FCFD
surface
#F1F9FB
border
#CBD2D4
text
#0D1415
muted
#7E8283

Preview Lab

Preview with #42BFD5

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

Preview Lab → · Contrast checker → · Palette generator →

#42BFD5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva