#42BADB#42BADB

#42BADB is a light, moderate cyan. Relative luminance 0.414; OKLCH L 73.6% C 0.114 H 219.9°. Best body text is #000000 at 9.28:1 contrast (WCAG AA passes).

Color values

HEX#42BADB
RGBrgb(66, 186, 219)
HSLhsl(193, 68%, 56%)
HSVhsv(193, 70%, 86%)
CMYKcmyk(69.9%, 15.1%, 0%, 14.1%)
CIE-LABlab(70.45, -22.66, -26.22)
CIE-LCHlch(70.45, 34.66, 229.16°)
OKLaboklab(73.61% -0.0875 -0.0732)
OKLCHoklch(73.61% 0.114 219.9)
XYZxyz(32.5866, 41.3868, 73.2751)
Luminance0.4139 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42BADB #DB6342
analogous
#42DBAF #42BADB #426DDB
triadic
#42BADB #DB42BA #BADB42
tetradic
#42BADB #AF42DB #DB6342 #6DDB42
square
#42BADB #AF42DB #DB6342 #6DDB42
split-complementary
#42BADB #DB426D #DBAF42
monochromatic
#1A7189 #249BBC #42BADB #75CDE5 #A9E0EF

Accessibility & contrast

On white

2.26
#42BADB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.28
#42BADB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BADB
9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42BADB#FFFFFF#000000##000000
##42BADB1.002.269.289.28
#FFFFFF2.261.0021.0021.00
#0000009.2821.001.001.00
##0000009.2821.001.001.00

Color blindness preview

Protanopia (red-blind)
#A6B5DD
Deuteranopia (green-blind)
#91A6DB
Tritanopia (blue-blind)
#00C5C4
Achromatopsia (no color)
#ACACAC

Design tokens & code

CSS
--color: #42badb;
/* rgb */ color: rgb(66, 186, 219);
/* oklch */ color: oklch(73.6% 0.114 219.9);
Tailwind
colors: {
  custom: {
    50: '#89cfe6',
    500: '#42badb',
    950: '#000000',
  },
}
SCSS
$custom: #42badb;
$custom-light: #89cfe6;
$custom-dark: #000000;
JSON
{
  "hex": "#42badb",
  "rgb": {
    "r": 66,
    "g": 186,
    "b": 219
  },
  "hsl": {
    "h": 192.941,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.73608,
    "c": 0.1141,
    "h": 219.9
  },
  "luminance": 0.41391
}

Semantic roles & 50–950 ramp

primary
#42BADB
secondary
#DCAA9D
accent
#623DEB
background
#F9FCFE
surface
#F1F9FC
border
#CBD2D5
text
#0D1316
muted
#7E8284

Preview Lab

Preview with #42BADB

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

Preview Lab → · Contrast checker → · Palette generator →

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