#669BEA#669BEA

#669BEA is a light, vivid blue. Relative luminance 0.322; OKLCH L 68.7% C 0.130 H 258.2°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#669BEA
RGB	rgb(102, 155, 234)
HSL	hsl(216, 76%, 66%)
HSV	hsv(216, 56%, 92%)
CMYK	cmyk(56.4%, 33.8%, 0%, 8.2%)
CIE-LAB	lab(63.51, 5.28, -45.13)
CIE-LCH	lch(63.51, 45.44, 276.67°)
OKLab	oklab(68.67% -0.0267 -0.1275)
OKLCH	oklch(68.67% 0.13 258.2)
XYZ	xyz(32.0469, 32.2053, 82.3534)
Luminance	0.3221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BEA #EAB566

analogous

#66DDEA #669BEA #7366EA

triadic

#669BEA #EA669B #9BEA66

tetradic

#669BEA #EA66DD #EAB566 #66EA73

square

#669BEA #EA66DD #EAB566 #66EA73

split-complementary

#669BEA #EA7366 #DDEA66

monochromatic

#1A5BBC #3078E3 #669BEA #9CBEF1 #D2E1F9

Accessibility & contrast

On white

2.82

#669BEA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.44

#669BEA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669BEA

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BEA	#FFFFFF	#000000	##000000
##669BEA	1.00	2.82	7.44	7.44
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.44	21.00	1.00	1.00
##000000	7.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7BA1ED

Deuteranopia (green-blind)

#6A94E8

Tritanopia (blue-blind)

#00ADB8

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #669bea;
/* rgb */ color: rgb(102, 155, 234);
/* oklch */ color: oklch(68.7% 0.130 258.2);

Tailwind

colors: {
  custom: {
    50: '#9bb8f1',
    500: '#669bea',
    950: '#000000',
  },
}

SCSS

$custom: #669bea;
$custom-light: #9bb8f1;
$custom-dark: #000000;

JSON

{
  "hex": "#669bea",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 234
  },
  "hsl": {
    "h": 215.909,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.68674,
    "c": 0.13028,
    "h": 258.2
  },
  "luminance": 0.32208
}

Semantic roles & 50–950 ramp

primary

#669BEA

secondary

#ECDAC0

accent

#870DD8

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669BEA

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

Preview Lab → · Contrast checker → · Palette generator →