#649BEF#649BEF

#649BEF is a light, vivid blue. Relative luminance 0.324; OKLCH L 68.8% C 0.138 H 258.6°. Best body text is #000000 at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#649BEF
RGB	rgb(100, 155, 239)
HSL	hsl(216, 81%, 66%)
HSV	hsv(216, 58%, 94%)
CMYK	cmyk(58.2%, 35.1%, 0%, 6.3%)
CIE-LAB	lab(63.66, 6.47, -47.66)
CIE-LCH	lch(63.66, 48.10, 277.74°)
OKLab	oklab(68.84% -0.0272 -0.1349)
OKLCH	oklch(68.84% 0.138 258.6)
XYZ	xyz(32.5514, 32.3812, 86.1794)
Luminance	0.3238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649BEF #EFB864

analogous

#64E1EF #649BEF #7364EF

triadic

#649BEF #EF649B #9BEF64

tetradic

#649BEF #EF64E1 #EFB864 #64EF73

square

#649BEF #EF64E1 #EFB864 #64EF73

split-complementary

#649BEF #EF7364 #E1EF64

monochromatic

#145AC4 #2D77E9 #649BEF #9BBFF5 #D3E3FA

Accessibility & contrast

On white

2.81

#649BEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.48

#649BEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #649BEF

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649BEF	#FFFFFF	#000000	##000000
##649BEF	1.00	2.81	7.48	7.48
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.48	21.00	1.00	1.00
##000000	7.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A1F2

Deuteranopia (green-blind)

#6694ED

Tritanopia (blue-blind)

#00AEBA

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #649bef;
/* rgb */ color: rgb(100, 155, 239);
/* oklch */ color: oklch(68.8% 0.138 258.6);

Tailwind

colors: {
  custom: {
    50: '#9ab8f4',
    500: '#649bef',
    950: '#000000',
  },
}

SCSS

$custom: #649bef;
$custom-light: #9ab8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#649bef",
  "rgb": {
    "r": 100,
    "g": 155,
    "b": 239
  },
  "hsl": {
    "h": 216.259,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.6884,
    "c": 0.13762,
    "h": 258.6
  },
  "luminance": 0.32384
}

Semantic roles & 50–950 ramp

primary

#649BEF

secondary

#EEDCC1

accent

#8908DE

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #649BEF

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

Preview Lab → · Contrast checker → · Palette generator →