#648BEC#648BEC

#648BEC is a light, vivid blue. Relative luminance 0.272; OKLCH L 65.3% C 0.151 H 265.9°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#648BEC
RGB	rgb(100, 139, 236)
HSL	hsl(223, 78%, 66%)
HSV	hsv(223, 58%, 93%)
CMYK	cmyk(57.6%, 41.1%, 0%, 7.5%)
CIE-LAB	lab(59.19, 14.93, -53.10)
CIE-LCH	lch(59.19, 55.15, 285.70°)
OKLab	oklab(65.33% -0.0109 -0.151)
OKLCH	oklch(65.33% 0.151 265.9)
XYZ	xyz(29.6233, 27.2283, 83.0351)
Luminance	0.2723 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648BEC #ECC564

analogous

#64CFEC #648BEC #8164EC

triadic

#648BEC #EC648B #8BEC64

tetradic

#648BEC #EC64CF #ECC564 #64EC81

square

#648BEC #EC64CF #ECC564 #64EC81

split-complementary

#648BEC #EC8164 #CFEC64

monochromatic

#1747BE #2D62E5 #648BEC #9BB4F3 #D1DDF9

Accessibility & contrast

On white

3.26

#648BEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#648BEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648BEC

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648BEC	#FFFFFF	#000000	##000000
##648BEC	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6195F0

Deuteranopia (green-blind)

#4F89EA

Tritanopia (blue-blind)

#00A1B0

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #648bec;
/* rgb */ color: rgb(100, 139, 236);
/* oklch */ color: oklch(65.3% 0.151 265.9);

Tailwind

colors: {
  custom: {
    50: '#9aacf2',
    500: '#648bec',
    950: '#000000',
  },
}

SCSS

$custom: #648bec;
$custom-light: #9aacf2;
$custom-dark: #000000;

JSON

{
  "hex": "#648bec",
  "rgb": {
    "r": 100,
    "g": 139,
    "b": 236
  },
  "hsl": {
    "h": 222.794,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.65327,
    "c": 0.15135,
    "h": 265.9
  },
  "luminance": 0.27231
}

Semantic roles & 50–950 ramp

primary

#648BEC

secondary

#ECDFBF

accent

#9F0BDA

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648BEC

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

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