#648EE0#648EE0

#648EE0 is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.3% C 0.132 H 262.7°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#648EE0
RGB	rgb(100, 142, 224)
HSL	hsl(220, 67%, 64%)
HSV	hsv(220, 55%, 88%)
CMYK	cmyk(55.4%, 36.6%, 0%, 12.2%)
CIE-LAB	lab(59.37, 9.29, -46.13)
CIE-LCH	lch(59.37, 47.05, 281.39°)
OKLab	oklab(65.27% -0.0167 -0.1305)
OKLCH	oklch(65.27% 0.132 262.7)
XYZ	xyz(28.3785, 27.4349, 74.3066)
Luminance	0.2744 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EE0 #E0B664

analogous

#64CCE0 #648EE0 #7864E0

triadic

#648EE0 #E0648E #8EE064

tetradic

#648EE0 #E064CC #E0B664 #64E078

square

#648EE0 #E064CC #E0B664 #64E078

split-complementary

#648EE0 #E07864 #CCE064

monochromatic

#224FA8 #3169D6 #648EE0 #97B3EA #CAD8F4

Accessibility & contrast

On white

3.24

#648EE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#648EE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EE0

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EE0	#FFFFFF	#000000	##000000
##648EE0	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C95E3

Deuteranopia (green-blind)

#5D8ADE

Tritanopia (blue-blind)

#12A0AC

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #648ee0;
/* rgb */ color: rgb(100, 142, 224);
/* oklch */ color: oklch(65.3% 0.132 262.7);

Tailwind

colors: {
  custom: {
    50: '#98aeea',
    500: '#648ee0',
    950: '#000000',
  },
}

SCSS

$custom: #648ee0;
$custom-light: #98aeea;
$custom-dark: #000000;

JSON

{
  "hex": "#648ee0",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 224
  },
  "hsl": {
    "h": 219.677,
    "s": 66.667,
    "l": 63.529
  },
  "oklch": {
    "l": 0.65272,
    "c": 0.13161,
    "h": 262.7
  },
  "luminance": 0.27437
}

Semantic roles & 50–950 ramp

primary

#648EE0

secondary

#E6D7BA

accent

#9017CF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #648EE0

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

Preview Lab → · Contrast checker → · Palette generator →