#648CD7#648CD7

#648CD7 is a light, vivid blue. Relative luminance 0.264; OKLCH L 64.4% C 0.122 H 262.2°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#648CD7
RGB	rgb(100, 140, 215)
HSL	hsl(219, 59%, 62%)
HSV	hsv(219, 53%, 84%)
CMYK	cmyk(53.5%, 34.9%, 0%, 15.7%)
CIE-LAB	lab(58.39, 7.63, -42.66)
CIE-LCH	lch(58.39, 43.34, 280.14°)
OKLab	oklab(64.36% -0.0166 -0.1204)
OKLCH	oklch(64.36% 0.122 262.2)
XYZ	xyz(26.8952, 26.3698, 67.9494)
Luminance	0.2637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648CD7 #D7AF64

analogous

#64C6D7 #648CD7 #7664D7

triadic

#648CD7 #D7648C #8CD764

tetradic

#648CD7 #D764C6 #D7AF64 #64D776

square

#648CD7 #D764C6 #D7AF64 #64D776

split-complementary

#648CD7 #D77664 #C6D764

monochromatic

#284F99 #3468CA #648CD7 #95B0E4 #C5D4F0

Accessibility & contrast

On white

3.35

#648CD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#648CD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648CD7

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648CD7	#FFFFFF	#000000	##000000
##648CD7	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E92DA

Deuteranopia (green-blind)

#6088D5

Tritanopia (blue-blind)

#259CA7

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #648cd7;
/* rgb */ color: rgb(100, 140, 215);
/* oklch */ color: oklch(64.4% 0.122 262.2);

Tailwind

colors: {
  custom: {
    50: '#97ade3',
    500: '#648cd7',
    950: '#000000',
  },
}

SCSS

$custom: #648cd7;
$custom-light: #97ade3;
$custom-dark: #000000;

JSON

{
  "hex": "#648cd7",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 215
  },
  "hsl": {
    "h": 219.13,
    "s": 58.974,
    "l": 61.765
  },
  "oklch": {
    "l": 0.6436,
    "c": 0.12158,
    "h": 262.2
  },
  "luminance": 0.26372
}

Semantic roles & 50–950 ramp

primary

#648CD7

secondary

#E1D2B6

accent

#8C1FC7

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648CD7

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

Preview Lab → · Contrast checker → · Palette generator →