#648BE8#648BE8

#648BE8 is a light, vivid blue. Relative luminance 0.270; OKLCH L 65.1% C 0.146 H 265.4°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#648BE8
RGB	rgb(100, 139, 232)
HSL	hsl(222, 74%, 65%)
HSV	hsv(222, 57%, 91%)
CMYK	cmyk(56.9%, 40.1%, 0%, 9%)
CIE-LAB	lab(58.97, 13.64, -51.21)
CIE-LCH	lch(58.97, 53.00, 284.91°)
OKLab	oklab(65.09% -0.0117 -0.1454)
OKLCH	oklch(65.09% 0.146 265.4)
XYZ	xyz(29.0487, 26.9984, 80.0087)
Luminance	0.2700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648BE8 #E8C164

analogous

#64CDE8 #648BE8 #7F64E8

triadic

#648BE8 #E8648B #8BE864

tetradic

#648BE8 #E864CD #E8C164 #64E87F

square

#648BE8 #E864CD #E8C164 #64E87F

split-complementary

#648BE8 #E87F64 #CDE864

monochromatic

#1B49B7 #2F63E0 #648BE8 #99B3F0 #CFDBF8

Accessibility & contrast

On white

3.28

#648BE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#648BE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648BE8

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648BE8	#FFFFFF	#000000	##000000
##648BE8	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6394EC

Deuteranopia (green-blind)

#5288E6

Tritanopia (blue-blind)

#00A0AE

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #648be8;
/* rgb */ color: rgb(100, 139, 232);
/* oklch */ color: oklch(65.1% 0.146 265.4);

Tailwind

colors: {
  custom: {
    50: '#99acf0',
    500: '#648be8',
    950: '#000000',
  },
}

SCSS

$custom: #648be8;
$custom-light: #99acf0;
$custom-dark: #000000;

JSON

{
  "hex": "#648be8",
  "rgb": {
    "r": 100,
    "g": 139,
    "b": 232
  },
  "hsl": {
    "h": 222.273,
    "s": 74.157,
    "l": 65.098
  },
  "oklch": {
    "l": 0.65094,
    "c": 0.14592,
    "h": 265.4
  },
  "luminance": 0.27001
}

Semantic roles & 50–950 ramp

primary

#648BE8

secondary

#EADDBE

accent

#9B0FD6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #648BE8

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

Preview Lab → · Contrast checker → · Palette generator →