#648CD9#648CD9

#648CD9 is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.5% C 0.124 H 262.6°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#648CD9
RGB	rgb(100, 140, 217)
HSL	hsl(219, 61%, 62%)
HSV	hsv(219, 54%, 85%)
CMYK	cmyk(53.9%, 35.5%, 0%, 14.9%)
CIE-LAB	lab(58.48, 8.26, -43.63)
CIE-LCH	lch(58.48, 44.40, 280.72°)
OKLab	oklab(64.47% -0.0161 -0.1233)
OKLCH	oklch(64.47% 0.124 262.6)
XYZ	xyz(27.1538, 26.4732, 69.3111)
Luminance	0.2647 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648CD9 #D9B164

analogous

#64C7D9 #648CD9 #7664D9

triadic

#648CD9 #D9648C #8CD964

tetradic

#648CD9 #D964C7 #D9B164 #64D976

square

#648CD9 #D964C7 #D9B164 #64D976

split-complementary

#648CD9 #D97664 #C7D964

monochromatic

#264F9C #3368CD #648CD9 #95B0E5 #C6D5F1

Accessibility & contrast

On white

3.34

#648CD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#648CD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648CD9

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648CD9	#FFFFFF	#000000	##000000
##648CD9	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D93DC

Deuteranopia (green-blind)

#5F88D7

Tritanopia (blue-blind)

#229DA8

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648cd9;
/* rgb */ color: rgb(100, 140, 217);
/* oklch */ color: oklch(64.5% 0.124 262.6);

Tailwind

colors: {
  custom: {
    50: '#98ade5',
    500: '#648cd9',
    950: '#000000',
  },
}

SCSS

$custom: #648cd9;
$custom-light: #98ade5;
$custom-dark: #000000;

JSON

{
  "hex": "#648cd9",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 217
  },
  "hsl": {
    "h": 219.487,
    "s": 60.622,
    "l": 62.157
  },
  "oklch": {
    "l": 0.64467,
    "c": 0.1243,
    "h": 262.6
  },
  "luminance": 0.26475
}

Semantic roles & 50–950 ramp

primary

#648CD9

secondary

#E2D3B7

accent

#8E1DC8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #648CD9

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

Preview Lab → · Contrast checker → · Palette generator →