#649BF3#649BF3

#649BF3 is a light, vivid blue. Relative luminance 0.326; OKLCH L 69.1% C 0.143 H 259.4°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#649BF3
RGB	rgb(100, 155, 243)
HSL	hsl(217, 86%, 67%)
HSV	hsv(217, 59%, 95%)
CMYK	cmyk(58.8%, 36.2%, 0%, 4.7%)
CIE-LAB	lab(63.85, 7.76, -49.55)
CIE-LCH	lch(63.85, 50.16, 278.90°)
OKLab	oklab(69.06% -0.0262 -0.1404)
OKLCH	oklch(69.06% 0.143 259.4)
XYZ	xyz(33.1489, 32.6202, 89.3261)
Luminance	0.3262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649BF3 #F3BC64

analogous

#64E3F3 #649BF3 #7564F3

triadic

#649BF3 #F3649B #9BF364

tetradic

#649BF3 #F364E3 #F3BC64 #64F375

square

#649BF3 #F364E3 #F3BC64 #64F375

split-complementary

#649BF3 #F37564 #E3F364

monochromatic

#1059CD #2B76EF #649BF3 #9DC0F7 #D6E4FC

Accessibility & contrast

On white

2.79

#649BF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#649BF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #649BF3

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649BF3	#FFFFFF	#000000	##000000
##649BF3	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#76A2F7

Deuteranopia (green-blind)

#6395F1

Tritanopia (blue-blind)

#00AFBB

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #649bf3;
/* rgb */ color: rgb(100, 155, 243);
/* oklch */ color: oklch(69.1% 0.143 259.4);

Tailwind

colors: {
  custom: {
    50: '#9bb8f7',
    500: '#649bf3',
    950: '#000000',
  },
}

SCSS

$custom: #649bf3;
$custom-light: #9bb8f7;
$custom-dark: #000000;

JSON

{
  "hex": "#649bf3",
  "rgb": {
    "r": 100,
    "g": 155,
    "b": 243
  },
  "hsl": {
    "h": 216.923,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.69056,
    "c": 0.14286,
    "h": 259.4
  },
  "luminance": 0.32623
}

Semantic roles & 50–950 ramp

primary

#649BF3

secondary

#F0DFC3

accent

#8C03E2

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #649BF3

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

Preview Lab → · Contrast checker → · Palette generator →