#6490FB#6490FB

#6490FB is a light, vivid blue. Relative luminance 0.296; OKLCH L 67.2% C 0.166 H 265.4°. Best body text is #000000 at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#6490FB
RGB	rgb(100, 144, 251)
HSL	hsl(223, 95%, 69%)
HSV	hsv(223, 60%, 98%)
CMYK	cmyk(60.2%, 42.6%, 0%, 1.6%)
CIE-LAB	lab(61.32, 16.83, -57.96)
CIE-LCH	lch(61.32, 60.35, 286.19°)
OKLab	oklab(67.24% -0.0133 -0.1652)
OKLCH	oklch(67.24% 0.166 265.4)
XYZ	xyz(32.6354, 29.6181, 95.2451)
Luminance	0.2962 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6490FB #FBCF64

analogous

#64DBFB #6490FB #8464FB

triadic

#6490FB #FB6490 #90FB64

tetradic

#6490FB #FB64DB #FBCF64 #64FB84

square

#6490FB #FB64DB #FBCF64 #64FB84

split-complementary

#6490FB #FB8464 #DBFB64

monochromatic

#0645DF #2865F9 #6490FB #A0BBFD #DBE5FE

Accessibility & contrast

On white

3.03

#6490FB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.92

#6490FB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6490FB

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6490FB	#FFFFFF	#000000	##000000
##6490FB	1.00	3.03	6.92	6.92
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.92	21.00	1.00	1.00
##000000	6.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F9BFF

Deuteranopia (green-blind)

#498EF9

Tritanopia (blue-blind)

#00A8B9

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #6490fb;
/* rgb */ color: rgb(100, 144, 251);
/* oklch */ color: oklch(67.2% 0.166 265.4);

Tailwind

colors: {
  custom: {
    50: '#9cb0fd',
    500: '#6490fb',
    950: '#000000',
  },
}

SCSS

$custom: #6490fb;
$custom-light: #9cb0fd;
$custom-dark: #000000;

JSON

{
  "hex": "#6490fb",
  "rgb": {
    "r": 100,
    "g": 144,
    "b": 251
  },
  "hsl": {
    "h": 222.517,
    "s": 94.969,
    "l": 68.824
  },
  "oklch": {
    "l": 0.67236,
    "c": 0.16571,
    "h": 265.4
  },
  "luminance": 0.29621
}

Semantic roles & 50–950 ramp

primary

#6490FB

secondary

#F4E7C7

accent

#A300E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #6490FB

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

Preview Lab → · Contrast checker → · Palette generator →