#648CE8#648CE8

#648CE8 is a light, vivid blue. Relative luminance 0.273; OKLCH L 65.3% C 0.145 H 264.9°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#648CE8
RGB	rgb(100, 140, 232)
HSL	hsl(222, 74%, 65%)
HSV	hsv(222, 57%, 91%)
CMYK	cmyk(56.9%, 39.7%, 0%, 9%)
CIE-LAB	lab(59.24, 13.04, -50.79)
CIE-LCH	lch(59.24, 52.44, 284.40°)
OKLab	oklab(65.3% -0.0128 -0.1442)
OKLCH	oklch(65.3% 0.145 264.9)
XYZ	xyz(29.1942, 27.2893, 80.0572)
Luminance	0.2729 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648CE8 #E8C064

analogous

#64CEE8 #648CE8 #7E64E8

triadic

#648CE8 #E8648C #8CE864

tetradic

#648CE8 #E864CE #E8C064 #64E87E

square

#648CE8 #E864CE #E8C064 #64E87E

split-complementary

#648CE8 #E87E64 #CEE864

monochromatic

#1B4AB7 #2F64E0 #648CE8 #99B4F0 #CFDBF8

Accessibility & contrast

On white

3.25

#648CE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#648CE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648CE8

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648CE8	#FFFFFF	#000000	##000000
##648CE8	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6595EC

Deuteranopia (green-blind)

#5489E6

Tritanopia (blue-blind)

#00A0AF

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #648ce8;
/* rgb */ color: rgb(100, 140, 232);
/* oklch */ color: oklch(65.3% 0.145 264.9);

Tailwind

colors: {
  custom: {
    50: '#99adf0',
    500: '#648ce8',
    950: '#000000',
  },
}

SCSS

$custom: #648ce8;
$custom-light: #99adf0;
$custom-dark: #000000;

JSON

{
  "hex": "#648ce8",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 232
  },
  "hsl": {
    "h": 221.818,
    "s": 74.157,
    "l": 65.098
  },
  "oklch": {
    "l": 0.65301,
    "c": 0.14475,
    "h": 264.9
  },
  "luminance": 0.27292
}

Semantic roles & 50–950 ramp

primary

#648CE8

secondary

#EADDBE

accent

#9A0FD6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #648CE8

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

Preview Lab → · Contrast checker → · Palette generator →