#648EDB#648EDB

#648EDB is a light, vivid blue. Relative luminance 0.272; OKLCH L 65.0% C 0.125 H 261.8°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#648EDB
RGB	rgb(100, 142, 219)
HSL	hsl(219, 62%, 63%)
HSV	hsv(219, 54%, 86%)
CMYK	cmyk(54.3%, 35.2%, 0%, 14.1%)
CIE-LAB	lab(59.13, 7.71, -43.73)
CIE-LCH	lch(59.13, 44.40, 280.00°)
OKLab	oklab(65% -0.0179 -0.1235)
OKLCH	oklch(65% 0.125 261.8)
XYZ	xyz(27.7104, 27.1677, 70.7877)
Luminance	0.2717 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EDB #DBB164

analogous

#64C9DB #648EDB #7664DB

triadic

#648EDB #DB648E #8EDB64

tetradic

#648EDB #DB64C9 #DBB164 #64DB76

square

#648EDB #DB64C9 #DBB164 #64DB76

split-complementary

#648EDB #DB7664 #C9DB64

monochromatic

#2550A0 #326ACF #648EDB #96B2E7 #C7D6F2

Accessibility & contrast

On white

3.26

#648EDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#648EDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EDB

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EDB	#FFFFFF	#000000	##000000
##648EDB	1.00	3.26	6.43	6.43
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F94DE

Deuteranopia (green-blind)

#6089D9

Tritanopia (blue-blind)

#1D9FAA

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #648edb;
/* rgb */ color: rgb(100, 142, 219);
/* oklch */ color: oklch(65.0% 0.125 261.8);

Tailwind

colors: {
  custom: {
    50: '#98aee6',
    500: '#648edb',
    950: '#000000',
  },
}

SCSS

$custom: #648edb;
$custom-light: #98aee6;
$custom-dark: #000000;

JSON

{
  "hex": "#648edb",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 219
  },
  "hsl": {
    "h": 218.824,
    "s": 62.304,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65001,
    "c": 0.12482,
    "h": 261.8
  },
  "luminance": 0.2717
}

Semantic roles & 50–950 ramp

primary

#648EDB

secondary

#E3D4B8

accent

#8C1BCA

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #648EDB

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

Preview Lab → · Contrast checker → · Palette generator →