#649BF1#649BF1

#649BF1 is a light, vivid blue. Relative luminance 0.325; OKLCH L 68.9% C 0.140 H 259.0°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#649BF1
RGB	rgb(100, 155, 241)
HSL	hsl(217, 83%, 67%)
HSV	hsv(217, 59%, 95%)
CMYK	cmyk(58.5%, 35.7%, 0%, 5.5%)
CIE-LAB	lab(63.75, 7.12, -48.61)
CIE-LCH	lch(63.75, 49.13, 278.33°)
OKLab	oklab(68.95% -0.0267 -0.1377)
OKLCH	oklch(68.95% 0.14 259)
XYZ	xyz(32.8485, 32.5001, 87.7441)
Luminance	0.3250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649BF1 #F1BA64

analogous

#64E1F1 #649BF1 #7464F1

triadic

#649BF1 #F1649B #9BF164

tetradic

#649BF1 #F164E1 #F1BA64 #64F174

square

#649BF1 #F164E1 #F1BA64 #64F174

split-complementary

#649BF1 #F17464 #E1F164

monochromatic

#1259C8 #2C77EC #649BF1 #9CBFF6 #D4E3FB

Accessibility & contrast

On white

2.80

#649BF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#649BF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #649BF1

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649BF1	#FFFFFF	#000000	##000000
##649BF1	1.00	2.80	7.50	7.50
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.50	21.00	1.00	1.00
##000000	7.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77A2F5

Deuteranopia (green-blind)

#6494EF

Tritanopia (blue-blind)

#00AEBB

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #649bf1;
/* rgb */ color: rgb(100, 155, 241);
/* oklch */ color: oklch(68.9% 0.140 259.0);

Tailwind

colors: {
  custom: {
    50: '#9ab8f6',
    500: '#649bf1',
    950: '#000000',
  },
}

SCSS

$custom: #649bf1;
$custom-light: #9ab8f6;
$custom-dark: #000000;

JSON

{
  "hex": "#649bf1",
  "rgb": {
    "r": 100,
    "g": 155,
    "b": 241
  },
  "hsl": {
    "h": 216.596,
    "s": 83.432,
    "l": 66.863
  },
  "oklch": {
    "l": 0.68947,
    "c": 0.14024,
    "h": 259
  },
  "luminance": 0.32503
}

Semantic roles & 50–950 ramp

primary

#649BF1

secondary

#EFDDC2

accent

#8B06E0

background

#FAFBFF

surface

#F3F6FE

border

#CDD0D6

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #649BF1

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

Preview Lab → · Contrast checker → · Palette generator →