#648AE9#648AE9

#648AE9 is a light, vivid blue. Relative luminance 0.268; OKLCH L 64.9% C 0.148 H 266.0°. Best body text is #000000 at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#648AE9
RGB	rgb(100, 138, 233)
HSL	hsl(223, 75%, 65%)
HSV	hsv(223, 57%, 91%)
CMYK	cmyk(57.1%, 40.8%, 0%, 8.6%)
CIE-LAB	lab(58.76, 14.56, -52.11)
CIE-LCH	lch(58.76, 54.10, 285.61°)
OKLab	oklab(64.95% -0.0104 -0.1481)
OKLCH	oklch(64.95% 0.148 266)
XYZ	xyz(29.0470, 26.7672, 80.7109)
Luminance	0.2677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648AE9 #E9C364

analogous

#64CDE9 #648AE9 #8064E9

triadic

#648AE9 #E9648A #8AE964

tetradic

#648AE9 #E964CD #E9C364 #64E980

square

#648AE9 #E964CD #E9C364 #64E980

split-complementary

#648AE9 #E98064 #CDE964

monochromatic

#1A47B8 #2E62E1 #648AE9 #9AB2F1 #CFDBF8

Accessibility & contrast

On white

3.31

#648AE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.35

#648AE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648AE9

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648AE9	#FFFFFF	#000000	##000000
##648AE9	1.00	3.31	6.35	6.35
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.35	21.00	1.00	1.00
##000000	6.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6194ED

Deuteranopia (green-blind)

#5088E7

Tritanopia (blue-blind)

#009FAE

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648ae9;
/* rgb */ color: rgb(100, 138, 233);
/* oklch */ color: oklch(64.9% 0.148 266.0);

Tailwind

colors: {
  custom: {
    50: '#9aabf0',
    500: '#648ae9',
    950: '#000000',
  },
}

SCSS

$custom: #648ae9;
$custom-light: #9aabf0;
$custom-dark: #000000;

JSON

{
  "hex": "#648ae9",
  "rgb": {
    "r": 100,
    "g": 138,
    "b": 233
  },
  "hsl": {
    "h": 222.857,
    "s": 75.141,
    "l": 65.294
  },
  "oklch": {
    "l": 0.64946,
    "c": 0.14846,
    "h": 266
  },
  "luminance": 0.26769
}

Semantic roles & 50–950 ramp

primary

#648AE9

secondary

#EBDEBE

accent

#9E0ED7

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648AE9

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

Preview Lab → · Contrast checker → · Palette generator →