#669BEC#669BEC

#669BEC is a light, vivid blue. Relative luminance 0.323; OKLCH L 68.8% C 0.133 H 258.6°. Best body text is #000000 at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#669BEC
RGB	rgb(102, 155, 236)
HSL	hsl(216, 78%, 66%)
HSV	hsv(216, 57%, 93%)
CMYK	cmyk(56.8%, 34.3%, 0%, 7.5%)
CIE-LAB	lab(63.61, 5.91, -46.09)
CIE-LCH	lch(63.61, 46.46, 277.31°)
OKLab	oklab(68.78% -0.0262 -0.1303)
OKLCH	oklch(68.78% 0.133 258.6)
XYZ	xyz(32.3359, 32.3209, 83.8752)
Luminance	0.3232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BEC #ECB766

analogous

#66DEEC #669BEC #7466EC

triadic

#669BEC #EC669B #9BEC66

tetradic

#669BEC #EC66DE #ECB766 #66EC74

square

#669BEC #EC66DE #ECB766 #66EC74

split-complementary

#669BEC #EC7466 #DEEC66

monochromatic

#185AC0 #3077E5 #669BEC #9CBFF3 #D3E2FA

Accessibility & contrast

On white

2.81

#669BEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.46

#669BEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669BEC

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BEC	#FFFFFF	#000000	##000000
##669BEC	1.00	2.81	7.46	7.46
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.46	21.00	1.00	1.00
##000000	7.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA1EF

Deuteranopia (green-blind)

#6894EA

Tritanopia (blue-blind)

#00ADB8

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #669bec;
/* rgb */ color: rgb(102, 155, 236);
/* oklch */ color: oklch(68.8% 0.133 258.6);

Tailwind

colors: {
  custom: {
    50: '#9bb8f2',
    500: '#669bec',
    950: '#000000',
  },
}

SCSS

$custom: #669bec;
$custom-light: #9bb8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#669bec",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 236
  },
  "hsl": {
    "h": 216.269,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.68779,
    "c": 0.13289,
    "h": 258.6
  },
  "luminance": 0.32324
}

Semantic roles & 50–950 ramp

primary

#669BEC

secondary

#EDDBC1

accent

#880BDA

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669BEC

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

Preview Lab → · Contrast checker → · Palette generator →