#648DD7#648DD7

#648DD7 is a light, vivid blue. Relative luminance 0.267; OKLCH L 64.6% C 0.120 H 261.5°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#648DD7
RGB	rgb(100, 141, 215)
HSL	hsl(219, 59%, 62%)
HSV	hsv(219, 53%, 84%)
CMYK	cmyk(53.5%, 34.4%, 0%, 15.7%)
CIE-LAB	lab(58.66, 7.04, -42.23)
CIE-LCH	lch(58.66, 42.81, 279.46°)
OKLab	oklab(64.57% -0.0177 -0.1192)
OKLCH	oklch(64.57% 0.12 261.5)
XYZ	xyz(27.0420, 26.6633, 67.9983)
Luminance	0.2666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648DD7 #D7AE64

analogous

#64C6D7 #648DD7 #7564D7

triadic

#648DD7 #D7648D #8DD764

tetradic

#648DD7 #D764C6 #D7AE64 #64D775

square

#648DD7 #D764C6 #D7AE64 #64D775

split-complementary

#648DD7 #D77564 #C6D764

monochromatic

#285099 #3469CA #648DD7 #95B1E4 #C5D5F0

Accessibility & contrast

On white

3.32

#648DD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#648DD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648DD7

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648DD7	#FFFFFF	#000000	##000000
##648DD7	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7093DA

Deuteranopia (green-blind)

#6288D5

Tritanopia (blue-blind)

#259DA8

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648dd7;
/* rgb */ color: rgb(100, 141, 215);
/* oklch */ color: oklch(64.6% 0.120 261.5);

Tailwind

colors: {
  custom: {
    50: '#97aee3',
    500: '#648dd7',
    950: '#000000',
  },
}

SCSS

$custom: #648dd7;
$custom-light: #97aee3;
$custom-dark: #000000;

JSON

{
  "hex": "#648dd7",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 215
  },
  "hsl": {
    "h": 218.609,
    "s": 58.974,
    "l": 61.765
  },
  "oklch": {
    "l": 0.64574,
    "c": 0.12049,
    "h": 261.5
  },
  "luminance": 0.26665
}

Semantic roles & 50–950 ramp

primary

#648DD7

secondary

#E1D2B6

accent

#8B1FC7

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648DD7

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

Preview Lab → · Contrast checker → · Palette generator →