#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
RGB	rgb(100, 145, 243)
HSL	hsl(221, 86%, 67%)
HSV	hsv(221, 59%, 95%)
CMYK	cmyk(58.8%, 40.3%, 0%, 4.7%)
CIE-LAB	lab(61.16, 13.63, -53.82)
CIE-LCH	lch(61.16, 55.52, 284.21°)
OKLab	oklab(66.97% -0.0158 -0.153)
OKLCH	oklch(66.97% 0.154 264.1)
XYZ	xyz(31.5530, 29.4285, 88.7941)
Luminance	0.2943 (WCAG relative)
Temperature	cool
Family	blue

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
##6491F3	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

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 →