#648AEA#648AEA

#648AEA is a light, vivid blue. Relative luminance 0.268; OKLCH L 65.0% C 0.150 H 266.1°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#648AEA
RGB	rgb(100, 138, 234)
HSL	hsl(223, 76%, 65%)
HSV	hsv(223, 57%, 92%)
CMYK	cmyk(57.3%, 41%, 0%, 8.2%)
CIE-LAB	lab(58.81, 14.88, -52.58)
CIE-LCH	lch(58.81, 54.64, 285.80°)
OKLab	oklab(65% -0.0102 -0.1495)
OKLCH	oklch(65% 0.15 266.1)
XYZ	xyz(29.1903, 26.8245, 81.4653)
Luminance	0.2683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648AEA #EAC464

analogous

#64CDEA #648AEA #8164EA

triadic

#648AEA #EA648A #8AEA64

tetradic

#648AEA #EA64CD #EAC464 #64EA81

square

#648AEA #EA64CD #EAC464 #64EA81

split-complementary

#648AEA #EA8164 #CDEA64

monochromatic

#1947BA #2E61E3 #648AEA #9AB3F1 #D0DBF9

Accessibility & contrast

On white

3.30

#648AEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#648AEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648AEA

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648AEA	#FFFFFF	#000000	##000000
##648AEA	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6194EE

Deuteranopia (green-blind)

#4F88E8

Tritanopia (blue-blind)

#009FAF

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648aea;
/* rgb */ color: rgb(100, 138, 234);
/* oklch */ color: oklch(65.0% 0.150 266.1);

Tailwind

colors: {
  custom: {
    50: '#9aabf1',
    500: '#648aea',
    950: '#000000',
  },
}

SCSS

$custom: #648aea;
$custom-light: #9aabf1;
$custom-dark: #000000;

JSON

{
  "hex": "#648aea",
  "rgb": {
    "r": 100,
    "g": 138,
    "b": 234
  },
  "hsl": {
    "h": 222.985,
    "s": 76.136,
    "l": 65.49
  },
  "oklch": {
    "l": 0.65004,
    "c": 0.14981,
    "h": 266.1
  },
  "luminance": 0.26827
}

Semantic roles & 50–950 ramp

primary

#648AEA

secondary

#EBDFBE

accent

#9F0DD8

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648AEA

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

Preview Lab → · Contrast checker → · Palette generator →