#648FD7#648FD7

#648FD7 is a light, moderate blue. Relative luminance 0.273; OKLCH L 65.0% C 0.118 H 260.3°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#648FD7
RGB	rgb(100, 143, 215)
HSL	hsl(218, 59%, 62%)
HSV	hsv(218, 53%, 84%)
CMYK	cmyk(53.5%, 33.5%, 0%, 15.7%)
CIE-LAB	lab(59.21, 5.86, -41.36)
CIE-LCH	lch(59.21, 41.77, 278.07°)
OKLab	oklab(65% -0.02 -0.1166)
OKLCH	oklch(65% 0.118 260.3)
XYZ	xyz(27.3395, 27.2585, 68.0975)
Luminance	0.2726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648FD7 #D7AC64

analogous

#64C9D7 #648FD7 #7364D7

triadic

#648FD7 #D7648F #8FD764

tetradic

#648FD7 #D764C9 #D7AC64 #64D773

square

#648FD7 #D764C9 #D7AC64 #64D773

split-complementary

#648FD7 #D77364 #C9D764

monochromatic

#285299 #346CCA #648FD7 #95B2E4 #C5D5F0

Accessibility & contrast

On white

3.25

#648FD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#648FD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648FD7

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648FD7	#FFFFFF	#000000	##000000
##648FD7	1.00	3.25	6.45	6.45
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7294DA

Deuteranopia (green-blind)

#648AD5

Tritanopia (blue-blind)

#249FA9

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #648fd7;
/* rgb */ color: rgb(100, 143, 215);
/* oklch */ color: oklch(65.0% 0.118 260.3);

Tailwind

colors: {
  custom: {
    50: '#97afe3',
    500: '#648fd7',
    950: '#000000',
  },
}

SCSS

$custom: #648fd7;
$custom-light: #97afe3;
$custom-dark: #000000;

JSON

{
  "hex": "#648fd7",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 215
  },
  "hsl": {
    "h": 217.565,
    "s": 58.974,
    "l": 61.765
  },
  "oklch": {
    "l": 0.65003,
    "c": 0.11834,
    "h": 260.3
  },
  "luminance": 0.27261
}

Semantic roles & 50–950 ramp

primary

#648FD7

secondary

#E1D1B6

accent

#881FC7

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648FD7

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

Preview Lab → · Contrast checker → · Palette generator →