#6491F3#6491F3

#6491F3 is a light, vivid blue. Relative luminance 0.294; OKLCH L 67.0% C 0.154 H 264.1°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX#6491F3
RGBrgb(100, 145, 243)
HSLhsl(221, 86%, 67%)
HSVhsv(221, 59%, 95%)
CMYKcmyk(58.8%, 40.3%, 0%, 4.7%)
CIE-LABlab(61.16, 13.63, -53.82)
CIE-LCHlch(61.16, 55.52, 284.21°)
OKLaboklab(66.97% -0.0158 -0.153)
OKLCHoklch(66.97% 0.154 264.1)
XYZxyz(31.5530, 29.4285, 88.7941)
Luminance0.2943 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6491F3 #F3C664
analogous
#64D8F3 #6491F3 #7F64F3
triadic
#6491F3 #F36491 #91F364
tetradic
#6491F3 #F364D8 #F3C664 #64F37F
square
#6491F3 #F364D8 #F3C664 #64F37F
split-complementary
#6491F3 #F37F64 #D8F364
monochromatic
#104BCD #2B69EF #6491F3 #9DB9F7 #D6E2FC

Accessibility & contrast

On white

3.05
#6491F3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.89
#6491F3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6491F3
6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6491F3#FFFFFF#000000##000000
##6491F31.003.056.896.89
#FFFFFF3.051.0021.0021.00
#0000006.8921.001.001.00
##0000006.8921.001.001.00

Color blindness preview

Protanopia (red-blind)
#669BF7
Deuteranopia (green-blind)
#538EF1
Tritanopia (blue-blind)
#00A7B6
Achromatopsia (no color)
#949494

Design tokens & code

CSS
--color: #6491f3;
/* rgb */ color: rgb(100, 145, 243);
/* oklch */ color: oklch(67.0% 0.154 264.1);
Tailwind
colors: {
  custom: {
    50: '#9bb0f7',
    500: '#6491f3',
    950: '#000000',
  },
}
SCSS
$custom: #6491f3;
$custom-light: #9bb0f7;
$custom-dark: #000000;
JSON
{
  "hex": "#6491f3",
  "rgb": {
    "r": 100,
    "g": 145,
    "b": 243
  },
  "hsl": {
    "h": 221.119,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.66969,
    "c": 0.15385,
    "h": 264.1
  },
  "luminance": 0.29431
}

Semantic roles & 50–950 ramp

primary
#6491F3
secondary
#F0E2C3
accent
#9C03E2
background
#FAFAFF
surface
#F4F4FF
border
#CECED7
text
#0F1017
muted
#7F7F85

Preview Lab

Preview with #6491F3

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

Preview Lab → · Contrast checker → · Palette generator →

#6491F3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva