#66A2DB#66A2DB

#66A2DB is a light, moderate cyan. Relative luminance 0.338; OKLCH L 69.5% C 0.105 H 248.4°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX#66A2DB
RGBrgb(102, 162, 219)
HSLhsl(209, 62%, 63%)
HSVhsv(209, 53%, 86%)
CMYKcmyk(53.4%, 26%, 0%, 14.1%)
CIE-LABlab(64.79, -3.37, -34.86)
CIE-LCHlch(64.79, 35.02, 264.48°)
OKLaboklab(69.45% -0.0387 -0.0977)
OKLCHoklch(69.45% 0.105 248.4)
XYZxyz(31.1815, 33.7774, 71.8806)
Luminance0.3378 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66A2DB #DB9F66
analogous
#66DBDA #66A2DB #6667DB
triadic
#66A2DB #DB66A2 #A2DB66
tetradic
#66A2DB #DA66DB #DB9F66 #67DB66
square
#66A2DB #DA66DB #DB9F66 #67DB66
split-complementary
#66A2DB #DB6667 #DBDA66
monochromatic
#2665A1 #3484CF #66A2DB #98C0E7 #C9DEF2

Accessibility & contrast

On white

2.71
#66A2DB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.76
#66A2DB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A2DB
7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66A2DB#FFFFFF#000000##000000
##66A2DB1.002.717.767.76
#FFFFFF2.711.0021.0021.00
#0000007.7621.001.001.00
##0000007.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#8AA4DE
Deuteranopia (green-blind)
#7B98DA
Tritanopia (blue-blind)
#1DAFB6
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #66a2db;
/* rgb */ color: rgb(102, 162, 219);
/* oklch */ color: oklch(69.5% 0.105 248.4);
Tailwind
colors: {
  custom: {
    50: '#99bde6',
    500: '#66a2db',
    950: '#000000',
  },
}
SCSS
$custom: #66a2db;
$custom-light: #99bde6;
$custom-dark: #000000;
JSON
{
  "hex": "#66a2db",
  "rgb": {
    "r": 102,
    "g": 162,
    "b": 219
  },
  "hsl": {
    "h": 209.231,
    "s": 61.905,
    "l": 62.941
  },
  "oklch": {
    "l": 0.69452,
    "c": 0.10509,
    "h": 248.4
  },
  "luminance": 0.3378
}

Semantic roles & 50–950 ramp

primary
#66A2DB
secondary
#E3CEB9
accent
#711CCA
background
#F9FBFE
surface
#F2F6FC
border
#CCD0D5
text
#0E1216
muted
#7E8184

Preview Lab

Preview with #66A2DB

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

Preview Lab → · Contrast checker → · Palette generator →

#66A2DB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva