#649CFB#649CFB

#649CFB is a light, vivid blue. Relative luminance 0.335; OKLCH L 69.7% C 0.152 H 260.4°. Best body text is #000000 at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#649CFB
RGB	rgb(100, 156, 251)
HSL	hsl(218, 95%, 69%)
HSV	hsv(218, 60%, 98%)
CMYK	cmyk(60.2%, 37.8%, 0%, 1.6%)
CIE-LAB	lab(64.52, 9.76, -52.87)
CIE-LCH	lch(64.52, 53.76, 280.46°)
OKLab	oklab(69.71% -0.0255 -0.1501)
OKLCH	oklch(69.71% 0.152 260.4)
XYZ	xyz(34.5505, 33.4482, 95.8835)
Luminance	0.3345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649CFB #FBC364

analogous

#64E8FB #649CFB #7864FB

triadic

#649CFB #FB649C #9CFB64

tetradic

#649CFB #FB64E8 #FBC364 #64FB78

square

#649CFB #FB64E8 #FBC364 #64FB78

split-complementary

#649CFB #FB7864 #E8FB64

monochromatic

#0656DF #2876F9 #649CFB #A0C2FD #DBE8FE

Accessibility & contrast

On white

2.73

#649CFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.69

#649CFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #649CFB

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649CFB	#FFFFFF	#000000	##000000
##649CFB	1.00	2.73	7.69	7.69
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.69	21.00	1.00	1.00
##000000	7.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#73A4FF

Deuteranopia (green-blind)

#5E96F9

Tritanopia (blue-blind)

#00B1BF

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #649cfb;
/* rgb */ color: rgb(100, 156, 251);
/* oklch */ color: oklch(69.7% 0.152 260.4);

Tailwind

colors: {
  custom: {
    50: '#9cb8fd',
    500: '#649cfb',
    950: '#000000',
  },
}

SCSS

$custom: #649cfb;
$custom-light: #9cb8fd;
$custom-dark: #000000;

JSON

{
  "hex": "#649cfb",
  "rgb": {
    "r": 100,
    "g": 156,
    "b": 251
  },
  "hsl": {
    "h": 217.748,
    "s": 94.969,
    "l": 68.824
  },
  "oklch": {
    "l": 0.69706,
    "c": 0.15226,
    "h": 260.4
  },
  "luminance": 0.33451
}

Semantic roles & 50–950 ramp

primary

#649CFB

secondary

#F4E3C7

accent

#9000E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #649CFB

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

Preview Lab → · Contrast checker → · Palette generator →