#648BD6#648BD6

#648BD6 is a light, vivid blue. Relative luminance 0.260; OKLCH L 64.1% C 0.121 H 262.6°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#648BD6
RGB	rgb(100, 139, 214)
HSL	hsl(219, 58%, 62%)
HSV	hsv(219, 53%, 84%)
CMYK	cmyk(53.3%, 35%, 0%, 16.1%)
CIE-LAB	lab(58.06, 7.90, -42.61)
CIE-LCH	lch(58.06, 43.33, 280.51°)
OKLab	oklab(64.09% -0.0157 -0.1203)
OKLCH	oklch(64.09% 0.121 262.6)
XYZ	xyz(26.6216, 26.0276, 67.2263)
Luminance	0.2603 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648BD6 #D6AF64

analogous

#64C4D6 #648BD6 #7664D6

triadic

#648BD6 #D6648B #8BD664

tetradic

#648BD6 #D664C4 #D6AF64 #64D676

square

#648BD6 #D664C4 #D6AF64 #64D676

split-complementary

#648BD6 #D67664 #C4D664

monochromatic

#284E98 #3567C8 #648BD6 #94AFE3 #C5D3F0

Accessibility & contrast

On white

3.38

#648BD6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#648BD6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648BD6

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648BD6	#FFFFFF	#000000	##000000
##648BD6	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D91D9

Deuteranopia (green-blind)

#6087D4

Tritanopia (blue-blind)

#279BA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #648bd6;
/* rgb */ color: rgb(100, 139, 214);
/* oklch */ color: oklch(64.1% 0.121 262.6);

Tailwind

colors: {
  custom: {
    50: '#97ace3',
    500: '#648bd6',
    950: '#000000',
  },
}

SCSS

$custom: #648bd6;
$custom-light: #97ace3;
$custom-dark: #000000;

JSON

{
  "hex": "#648bd6",
  "rgb": {
    "r": 100,
    "g": 139,
    "b": 214
  },
  "hsl": {
    "h": 219.474,
    "s": 58.163,
    "l": 61.569
  },
  "oklch": {
    "l": 0.64093,
    "c": 0.12132,
    "h": 262.6
  },
  "luminance": 0.2603
}

Semantic roles & 50–950 ramp

primary

#648BD6

secondary

#E0D2B6

accent

#8D20C6

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648BD6

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

Preview Lab → · Contrast checker → · Palette generator →