#648EEA#648EEA

#648EEA is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.8% C 0.145 H 264.3°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#648EEA
RGB	rgb(100, 142, 234)
HSL	hsl(221, 76%, 65%)
HSV	hsv(221, 57%, 92%)
CMYK	cmyk(57.3%, 39.3%, 0%, 8.2%)
CIE-LAB	lab(59.88, 12.50, -50.88)
CIE-LCH	lch(59.88, 52.39, 283.80°)
OKLab	oklab(65.83% -0.0145 -0.1444)
OKLCH	oklch(65.83% 0.145 264.3)
XYZ	xyz(29.7747, 27.9934, 81.6602)
Luminance	0.2800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EEA #EAC064

analogous

#64D1EA #648EEA #7D64EA

triadic

#648EEA #EA648E #8EEA64

tetradic

#648EEA #EA64D1 #EAC064 #64EA7D

square

#648EEA #EA64D1 #EAC064 #64EA7D

split-complementary

#648EEA #EA7D64 #D1EA64

monochromatic

#194CBA #2E67E3 #648EEA #9AB5F1 #D0DDF9

Accessibility & contrast

On white

3.18

#648EEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#648EEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EEA

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EEA	#FFFFFF	#000000	##000000
##648EEA	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6797EE

Deuteranopia (green-blind)

#568BE8

Tritanopia (blue-blind)

#00A2B1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #648eea;
/* rgb */ color: rgb(100, 142, 234);
/* oklch */ color: oklch(65.8% 0.145 264.3);

Tailwind

colors: {
  custom: {
    50: '#9aaef1',
    500: '#648eea',
    950: '#000000',
  },
}

SCSS

$custom: #648eea;
$custom-light: #9aaef1;
$custom-dark: #000000;

JSON

{
  "hex": "#648eea",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 234
  },
  "hsl": {
    "h": 221.194,
    "s": 76.136,
    "l": 65.49
  },
  "oklch": {
    "l": 0.65831,
    "c": 0.14516,
    "h": 264.3
  },
  "luminance": 0.27996
}

Semantic roles & 50–950 ramp

primary

#648EEA

secondary

#EBDDBE

accent

#990DD8

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648EEA

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

Preview Lab → · Contrast checker → · Palette generator →