#648EE7#648EE7

#648EE7 is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.7% C 0.141 H 263.8°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#648EE7
RGB	rgb(100, 142, 231)
HSL	hsl(221, 73%, 65%)
HSV	hsv(221, 57%, 91%)
CMYK	cmyk(56.7%, 38.5%, 0%, 9.4%)
CIE-LAB	lab(59.73, 11.53, -49.46)
CIE-LCH	lch(59.73, 50.79, 283.12°)
OKLab	oklab(65.66% -0.0151 -0.1403)
OKLCH	oklch(65.66% 0.141 263.8)
XYZ	xyz(29.3474, 27.8225, 79.4096)
Luminance	0.2782 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EE7 #E7BD64

analogous

#64D0E7 #648EE7 #7B64E7

triadic

#648EE7 #E7648E #8EE764

tetradic

#648EE7 #E764D0 #E7BD64 #64E77B

square

#648EE7 #E764D0 #E7BD64 #64E77B

split-complementary

#648EE7 #E77B64 #D0E764

monochromatic

#1C4DB5 #2F67DF #648EE7 #99B5EF #CEDBF7

Accessibility & contrast

On white

3.20

#648EE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#648EE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EE7

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EE7	#FFFFFF	#000000	##000000
##648EE7	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6996EB

Deuteranopia (green-blind)

#588AE5

Tritanopia (blue-blind)

#00A2AF

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #648ee7;
/* rgb */ color: rgb(100, 142, 231);
/* oklch */ color: oklch(65.7% 0.141 263.8);

Tailwind

colors: {
  custom: {
    50: '#99aeef',
    500: '#648ee7',
    950: '#000000',
  },
}

SCSS

$custom: #648ee7;
$custom-light: #99aeef;
$custom-dark: #000000;

JSON

{
  "hex": "#648ee7",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 231
  },
  "hsl": {
    "h": 220.763,
    "s": 73.184,
    "l": 64.902
  },
  "oklch": {
    "l": 0.65661,
    "c": 0.1411,
    "h": 263.8
  },
  "luminance": 0.27825
}

Semantic roles & 50–950 ramp

primary

#648EE7

secondary

#EADBBD

accent

#9610D5

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #648EE7

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

Preview Lab → · Contrast checker → · Palette generator →