#648BED#648BED

#648BED is a light, vivid blue. Relative luminance 0.273; OKLCH L 65.4% C 0.153 H 266.0°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#648BED
RGB	rgb(100, 139, 237)
HSL	hsl(223, 79%, 66%)
HSV	hsv(223, 58%, 93%)
CMYK	cmyk(57.8%, 41.4%, 0%, 7.1%)
CIE-LAB	lab(59.24, 15.25, -53.56)
CIE-LCH	lch(59.24, 55.69, 285.89°)
OKLab	oklab(65.39% -0.0107 -0.1523)
OKLCH	oklch(65.39% 0.153 266)
XYZ	xyz(29.7690, 27.2866, 83.8024)
Luminance	0.2729 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648BED #EDC664

analogous

#64CFED #648BED #8164ED

triadic

#648BED #ED648B #8BED64

tetradic

#648BED #ED64CF #EDC664 #64ED81

square

#648BED #ED64CF #EDC664 #64ED81

split-complementary

#648BED #ED8164 #CFED64

monochromatic

#1647C0 #2D62E7 #648BED #9BB4F3 #D2DDFA

Accessibility & contrast

On white

3.25

#648BED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#648BED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648BED

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648BED	#FFFFFF	#000000	##000000
##648BED	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)

#6095F1

Deuteranopia (green-blind)

#4E89EB

Tritanopia (blue-blind)

#00A1B0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #648bed;
/* rgb */ color: rgb(100, 139, 237);
/* oklch */ color: oklch(65.4% 0.153 266.0);

Tailwind

colors: {
  custom: {
    50: '#9aacf3',
    500: '#648bed',
    950: '#000000',
  },
}

SCSS

$custom: #648bed;
$custom-light: #9aacf3;
$custom-dark: #000000;

JSON

{
  "hex": "#648bed",
  "rgb": {
    "r": 100,
    "g": 139,
    "b": 237
  },
  "hsl": {
    "h": 222.92,
    "s": 79.191,
    "l": 66.078
  },
  "oklch": {
    "l": 0.65385,
    "c": 0.15272,
    "h": 266
  },
  "luminance": 0.27289
}

Semantic roles & 50–950 ramp

primary

#648BED

secondary

#EDE0C0

accent

#A00ADB

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648BED

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

Preview Lab → · Contrast checker → · Palette generator →