#648DE9#648DE9

#648DE9 is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.6% C 0.145 H 264.6°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#648DE9
RGB	rgb(100, 141, 233)
HSL	hsl(222, 75%, 65%)
HSV	hsv(222, 57%, 91%)
CMYK	cmyk(57.1%, 39.5%, 0%, 8.6%)
CIE-LAB	lab(59.56, 12.77, -50.83)
CIE-LCH	lch(59.56, 52.41, 284.10°)
OKLab	oklab(65.57% -0.0136 -0.1443)
OKLCH	oklch(65.57% 0.145 264.6)
XYZ	xyz(29.4834, 27.6399, 80.8563)
Luminance	0.2764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648DE9 #E9C064

analogous

#64CFE9 #648DE9 #7E64E9

triadic

#648DE9 #E9648D #8DE964

tetradic

#648DE9 #E964CF #E9C064 #64E97E

square

#648DE9 #E964CF #E9C064 #64E97E

split-complementary

#648DE9 #E97E64 #CFE964

monochromatic

#1A4BB8 #2E66E1 #648DE9 #9AB4F1 #CFDCF8

Accessibility & contrast

On white

3.22

#648DE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#648DE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648DE9

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648DE9	#FFFFFF	#000000	##000000
##648DE9	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6696ED

Deuteranopia (green-blind)

#558AE7

Tritanopia (blue-blind)

#00A1B0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #648de9;
/* rgb */ color: rgb(100, 141, 233);
/* oklch */ color: oklch(65.6% 0.145 264.6);

Tailwind

colors: {
  custom: {
    50: '#9aadf0',
    500: '#648de9',
    950: '#000000',
  },
}

SCSS

$custom: #648de9;
$custom-light: #9aadf0;
$custom-dark: #000000;

JSON

{
  "hex": "#648de9",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 233
  },
  "hsl": {
    "h": 221.504,
    "s": 75.141,
    "l": 65.294
  },
  "oklch": {
    "l": 0.65566,
    "c": 0.14495,
    "h": 264.6
  },
  "luminance": 0.27642
}

Semantic roles & 50–950 ramp

primary

#648DE9

secondary

#EBDDBE

accent

#990ED7

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648DE9

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

Preview Lab → · Contrast checker → · Palette generator →