#669ADF#669ADF

#669ADF is a light, moderate cyan. Relative luminance 0.313; OKLCH L 67.9% C 0.117 H 255.9°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#669ADF
RGB	rgb(102, 154, 223)
HSL	hsl(214, 65%, 64%)
HSV	hsv(214, 54%, 87%)
CMYK	cmyk(54.3%, 30.9%, 0%, 12.5%)
CIE-LAB	lab(62.73, 2.41, -40.29)
CIE-LCH	lch(62.73, 40.36, 273.42°)
OKLab	oklab(67.9% -0.0285 -0.1134)
OKLCH	oklch(67.9% 0.117 255.9)
XYZ	xyz(30.3497, 31.2613, 74.2324)
Luminance	0.3126 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669ADF #DFAB66

analogous

#66D6DF #669ADF #6E66DF

triadic

#669ADF #DF669A #9ADF66

tetradic

#669ADF #DF66D6 #DFAB66 #66DF6E

square

#669ADF #DF66D6 #DFAB66 #66DF6E

split-complementary

#669ADF #DF6E66 #D6DF66

monochromatic

#235CA8 #3379D4 #669ADF #99BBEA #CBDDF4

Accessibility & contrast

On white

2.90

#669ADF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#669ADF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669ADF

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669ADF	#FFFFFF	#000000	##000000
##669ADF	1.00	2.90	7.25	7.25
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.25	21.00	1.00	1.00
##000000	7.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9EE2

Deuteranopia (green-blind)

#6F92DE

Tritanopia (blue-blind)

#1AA9B3

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #669adf;
/* rgb */ color: rgb(102, 154, 223);
/* oklch */ color: oklch(67.9% 0.117 255.9);

Tailwind

colors: {
  custom: {
    50: '#99b7e9',
    500: '#669adf',
    950: '#000000',
  },
}

SCSS

$custom: #669adf;
$custom-light: #99b7e9;
$custom-dark: #000000;

JSON

{
  "hex": "#669adf",
  "rgb": {
    "r": 102,
    "g": 154,
    "b": 223
  },
  "hsl": {
    "h": 214.215,
    "s": 65.405,
    "l": 63.725
  },
  "oklch": {
    "l": 0.67895,
    "c": 0.11696,
    "h": 255.9
  },
  "luminance": 0.31264
}

Semantic roles & 50–950 ramp

primary

#669ADF

secondary

#E6D3BB

accent

#7F18CD

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0F1116

muted

#7E8084

Preview Lab

Preview with #669ADF

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

Preview Lab → · Contrast checker → · Palette generator →