#669DAF#669DAF

#669DAF is a light, moderate cyan. Relative luminance 0.300; OKLCH L 66.4% C 0.064 H 220.6°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX#669DAF
RGBrgb(102, 157, 175)
HSLhsl(195, 31%, 54%)
HSVhsv(195, 42%, 69%)
CMYKcmyk(41.7%, 10.3%, 0%, 31.4%)
CIE-LABlab(61.68, -13.32, -15.06)
CIE-LCHlch(61.68, 20.10, 228.50°)
OKLaboklab(66.44% -0.0483 -0.0414)
OKLCHoklch(66.44% 0.064 220.6)
XYZxyz(25.2716, 30.0322, 45.0142)
Luminance0.3003 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#669DAF #AF7866
analogous
#66AF9D #669DAF #6679AF
triadic
#669DAF #AF669D #9DAF66
tetradic
#669DAF #9D66AF #AF7866 #79AF66
square
#669DAF #9D66AF #AF7866 #79AF66
split-complementary
#669DAF #AF6679 #AF9D66
monochromatic
#355A66 #4A7D8E #669DAF #8EB7C4 #B6D0D9

Accessibility & contrast

On white

3.00
#669DAF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

7.01
#669DAF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DAF
7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##669DAF#FFFFFF#000000##000000
##669DAF1.003.007.017.01
#FFFFFF3.001.0021.0021.00
#0000007.0121.001.001.00
##0000007.0121.001.001.00

Color blindness preview

Protanopia (red-blind)
#929AB0
Deuteranopia (green-blind)
#8791AF
Tritanopia (blue-blind)
#48A3A3
Achromatopsia (no color)
#959595

Design tokens & code

CSS
--color: #669daf;
/* rgb */ color: rgb(102, 157, 175);
/* oklch */ color: oklch(66.4% 0.064 220.6);
Tailwind
colors: {
  custom: {
    50: '#95bac6',
    500: '#669daf',
    950: '#000000',
  },
}
SCSS
$custom: #669daf;
$custom-light: #95bac6;
$custom-dark: #000000;
JSON
{
  "hex": "#669daf",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 175
  },
  "hsl": {
    "h": 194.795,
    "s": 31.33,
    "l": 54.314
  },
  "oklch": {
    "l": 0.66443,
    "c": 0.06367,
    "h": 220.6
  },
  "luminance": 0.30034
}

Semantic roles & 50–950 ramp

primary
#669DAF
secondary
#C8B1A9
accent
#7A60C8
background
#F9FBFC
surface
#F2F6F8
border
#CCD0D1
text
#0D1113
muted
#7E8082

Preview Lab

Preview with #669DAF

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

Preview Lab → · Contrast checker → · Palette generator →

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