#648AF9#648AF9

#648AF9 is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.9% C 0.170 H 267.4°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#648AF9
RGB	rgb(100, 138, 249)
HSL	hsl(225, 93%, 68%)
HSV	hsv(225, 60%, 98%)
CMYK	cmyk(59.8%, 44.6%, 0%, 2.4%)
CIE-LAB	lab(59.64, 19.76, -59.55)
CIE-LCH	lch(59.64, 62.74, 288.36°)
OKLab	oklab(65.91% -0.0077 -0.1699)
OKLCH	oklch(65.91% 0.17 267.4)
XYZ	xyz(31.4371, 27.7232, 93.2986)
Luminance	0.2773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648AF9 #F9D364

analogous

#64D4F9 #648AF9 #8864F9

triadic

#648AF9 #F9648A #8AF964

tetradic

#648AF9 #F964D4 #F9D364 #64F988

square

#648AF9 #F964D4 #F9D364 #64F988

split-complementary

#648AF9 #F98864 #D4F964

monochromatic

#083EDA #295EF7 #648AF9 #9FB6FB #DAE3FE

Accessibility & contrast

On white

3.21

#648AF9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#648AF9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648AF9

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648AF9	#FFFFFF	#000000	##000000
##648AF9	1.00	3.21	6.55	6.55
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5697FD

Deuteranopia (green-blind)

#3F89F7

Tritanopia (blue-blind)

#00A3B5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #648af9;
/* rgb */ color: rgb(100, 138, 249);
/* oklch */ color: oklch(65.9% 0.170 267.4);

Tailwind

colors: {
  custom: {
    50: '#9cabfc',
    500: '#648af9',
    950: '#000000',
  },
}

SCSS

$custom: #648af9;
$custom-light: #9cabfc;
$custom-dark: #000000;

JSON

{
  "hex": "#648af9",
  "rgb": {
    "r": 100,
    "g": 138,
    "b": 249
  },
  "hsl": {
    "h": 224.698,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.65907,
    "c": 0.17009,
    "h": 267.4
  },
  "luminance": 0.27726
}

Semantic roles & 50–950 ramp

primary

#648AF9

secondary

#F3E7C6

accent

#AB00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648AF9

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

Preview Lab → · Contrast checker → · Palette generator →