#669DD7#669DD7

#669DD7 is a light, moderate cyan. Relative luminance 0.318; OKLCH L 68.2% C 0.104 H 250.8°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX#669DD7
RGBrgb(102, 157, 215)
HSLhsl(211, 59%, 62%)
HSVhsv(211, 53%, 84%)
CMYKcmyk(52.6%, 27%, 0%, 15.7%)
CIE-LABlab(63.21, -1.77, -35.09)
CIE-LCHlch(63.21, 35.14, 267.12°)
OKLaboklab(68.16% -0.0343 -0.0984)
OKLCHoklch(68.16% 0.104 250.8)
XYZxyz(29.7979, 31.8427, 68.8528)
Luminance0.3185 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#669DD7 #D7A066
analogous
#66D6D7 #669DD7 #6766D7
triadic
#669DD7 #D7669D #9DD766
tetradic
#669DD7 #D766D6 #D7A066 #66D767
square
#669DD7 #D766D6 #D7A066 #66D767
split-complementary
#669DD7 #D76766 #D6D766
monochromatic
#28609A #357ECA #669DD7 #97BCE4 #C7DBF0

Accessibility & contrast

On white

2.85
#669DD7 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.37
#669DD7 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DD7
7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##669DD7#FFFFFF#000000##000000
##669DD71.002.857.377.37
#FFFFFF2.851.0021.0021.00
#0000007.3721.001.001.00
##0000007.3721.001.001.00

Color blindness preview

Protanopia (red-blind)
#859FDA
Deuteranopia (green-blind)
#7794D6
Tritanopia (blue-blind)
#26AAB1
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #669dd7;
/* rgb */ color: rgb(102, 157, 215);
/* oklch */ color: oklch(68.2% 0.104 250.8);
Tailwind
colors: {
  custom: {
    50: '#98b9e3',
    500: '#669dd7',
    950: '#000000',
  },
}
SCSS
$custom: #669dd7;
$custom-light: #98b9e3;
$custom-dark: #000000;
JSON
{
  "hex": "#669dd7",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 215
  },
  "hsl": {
    "h": 210.796,
    "s": 58.549,
    "l": 62.157
  },
  "oklch": {
    "l": 0.68159,
    "c": 0.10418,
    "h": 250.8
  },
  "luminance": 0.31845
}

Semantic roles & 50–950 ramp

primary
#669DD7
secondary
#E1CDB8
accent
#751FC6
background
#F9FBFD
surface
#F2F6FB
border
#CCD0D4
text
#0E1115
muted
#7E8083

Preview Lab

Preview with #669DD7

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

Preview Lab → · Contrast checker → · Palette generator →

#669DD7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva