#648AE7#648AE7

#648AE7 is a light, vivid blue. Relative luminance 0.267; OKLCH L 64.8% C 0.146 H 265.7°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#648AE7
RGB	rgb(100, 138, 231)
HSL	hsl(223, 73%, 65%)
HSV	hsv(223, 57%, 91%)
CMYK	cmyk(56.7%, 40.3%, 0%, 9.4%)
CIE-LAB	lab(58.65, 13.91, -51.17)
CIE-LCH	lch(58.65, 53.02, 285.21°)
OKLab	oklab(64.83% -0.0108 -0.1453)
OKLCH	oklch(64.83% 0.146 265.7)
XYZ	xyz(28.7629, 26.6535, 79.2147)
Luminance	0.2666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648AE7 #E7C164

analogous

#64CCE7 #648AE7 #7F64E7

triadic

#648AE7 #E7648A #8AE764

tetradic

#648AE7 #E764CC #E7C164 #64E77F

square

#648AE7 #E764CC #E7C164 #64E77F

split-complementary

#648AE7 #E77F64 #CCE764

monochromatic

#1C48B5 #2F62DF #648AE7 #99B2EF #CEDAF7

Accessibility & contrast

On white

3.32

#648AE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#648AE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648AE7

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648AE7	#FFFFFF	#000000	##000000
##648AE7	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6293EB

Deuteranopia (green-blind)

#5288E5

Tritanopia (blue-blind)

#009FAD

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648ae7;
/* rgb */ color: rgb(100, 138, 231);
/* oklch */ color: oklch(64.8% 0.146 265.7);

Tailwind

colors: {
  custom: {
    50: '#99abef',
    500: '#648ae7',
    950: '#000000',
  },
}

SCSS

$custom: #648ae7;
$custom-light: #99abef;
$custom-dark: #000000;

JSON

{
  "hex": "#648ae7",
  "rgb": {
    "r": 100,
    "g": 138,
    "b": 231
  },
  "hsl": {
    "h": 222.595,
    "s": 73.184,
    "l": 64.902
  },
  "oklch": {
    "l": 0.6483,
    "c": 0.14572,
    "h": 265.7
  },
  "luminance": 0.26656
}

Semantic roles & 50–950 ramp

primary

#648AE7

secondary

#EADDBD

accent

#9C10D5

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #648AE7

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

Preview Lab → · Contrast checker → · Palette generator →