#648AE3#648AE3

#648AE3 is a light, vivid blue. Relative luminance 0.264; OKLCH L 64.6% C 0.140 H 265.2°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#648AE3
RGB	rgb(100, 138, 227)
HSL	hsl(222, 69%, 64%)
HSV	hsv(222, 56%, 89%)
CMYK	cmyk(55.9%, 39.2%, 0%, 11%)
CIE-LAB	lab(58.44, 12.63, -49.27)
CIE-LCH	lch(58.44, 50.87, 284.37°)
OKLab	oklab(64.6% -0.0116 -0.1398)
OKLCH	oklch(64.6% 0.14 265.2)
XYZ	xyz(28.2044, 26.4301, 76.2734)
Luminance	0.2643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648AE3 #E3BD64

analogous

#64CAE3 #648AE3 #7E64E3

triadic

#648AE3 #E3648A #8AE364

tetradic

#648AE3 #E364CA #E3BD64 #64E37E

square

#648AE3 #E364CA #E3BD64 #64E37E

split-complementary

#648AE3 #E37E64 #CAE364

monochromatic

#1F4AAD #3063DA #648AE3 #98B1EC #CCD8F6

Accessibility & contrast

On white

3.34

#648AE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#648AE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648AE3

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648AE3	#FFFFFF	#000000	##000000
##648AE3	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6593E7

Deuteranopia (green-blind)

#5587E1

Tritanopia (blue-blind)

#0A9EAB

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648ae3;
/* rgb */ color: rgb(100, 138, 227);
/* oklch */ color: oklch(64.6% 0.140 265.2);

Tailwind

colors: {
  custom: {
    50: '#99abec',
    500: '#648ae3',
    950: '#000000',
  },
}

SCSS

$custom: #648ae3;
$custom-light: #99abec;
$custom-dark: #000000;

JSON

{
  "hex": "#648ae3",
  "rgb": {
    "r": 100,
    "g": 138,
    "b": 227
  },
  "hsl": {
    "h": 222.047,
    "s": 69.399,
    "l": 64.118
  },
  "oklch": {
    "l": 0.646,
    "c": 0.14026,
    "h": 265.2
  },
  "luminance": 0.26432
}

Semantic roles & 50–950 ramp

primary

#648AE3

secondary

#E8DABB

accent

#9914D1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #648AE3

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

Preview Lab → · Contrast checker → · Palette generator →