#669AE4#669AE4

#669AE4 is a light, vivid blue. Relative luminance 0.315; OKLCH L 68.1% C 0.123 H 257.3°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#669AE4
RGB	rgb(102, 154, 228)
HSL	hsl(215, 70%, 65%)
HSV	hsv(215, 55%, 89%)
CMYK	cmyk(55.3%, 32.5%, 0%, 10.6%)
CIE-LAB	lab(62.96, 3.97, -42.70)
CIE-LCH	lch(62.96, 42.88, 275.31°)
OKLab	oklab(68.15% -0.0272 -0.1204)
OKLCH	oklch(68.15% 0.123 257.3)
XYZ	xyz(31.0338, 31.5349, 77.8352)
Luminance	0.3154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669AE4 #E4B066

analogous

#66D9E4 #669AE4 #7166E4

triadic

#669AE4 #E4669A #9AE466

tetradic

#669AE4 #E466D9 #E4B066 #66E471

square

#669AE4 #E466D9 #E4B066 #66E471

split-complementary

#669AE4 #E47166 #D9E466

monochromatic

#1F5BB0 #3278DB #669AE4 #9ABCED #CEDFF6

Accessibility & contrast

On white

2.87

#669AE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#669AE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669AE4

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669AE4	#FFFFFF	#000000	##000000
##669AE4	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C9FE7

Deuteranopia (green-blind)

#6C93E2

Tritanopia (blue-blind)

#0BABB5

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #669ae4;
/* rgb */ color: rgb(102, 154, 228);
/* oklch */ color: oklch(68.1% 0.123 257.3);

Tailwind

colors: {
  custom: {
    50: '#9ab7ed',
    500: '#669ae4',
    950: '#000000',
  },
}

SCSS

$custom: #669ae4;
$custom-light: #9ab7ed;
$custom-dark: #000000;

JSON

{
  "hex": "#669ae4",
  "rgb": {
    "r": 102,
    "g": 154,
    "b": 228
  },
  "hsl": {
    "h": 215.238,
    "s": 70,
    "l": 64.706
  },
  "oklch": {
    "l": 0.68149,
    "c": 0.12345,
    "h": 257.3
  },
  "luminance": 0.31537
}

Semantic roles & 50–950 ramp

primary

#669AE4

secondary

#E9D7BD

accent

#8314D2

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0F1116

muted

#7E8084

Preview Lab

Preview with #669AE4

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

Preview Lab → · Contrast checker → · Palette generator →