#6584F3#6584F3

#6584F3 is a light, vivid blue. Relative luminance 0.257; OKLCH L 64.4% C 0.169 H 269.5°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#6584F3
RGB	rgb(101, 132, 243)
HSL	hsl(227, 86%, 67%)
HSV	hsv(227, 58%, 95%)
CMYK	cmyk(58.4%, 45.7%, 0%, 4.7%)
CIE-LAB	lab(57.79, 21.59, -59.20)
CIE-LCH	lch(57.79, 63.01, 290.04°)
OKLab	oklab(64.4% -0.0016 -0.1689)
OKLCH	oklch(64.4% 0.169 269.5)
XYZ	xyz(29.7903, 25.7379, 88.1747)
Luminance	0.2574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6584F3 #F3D465

analogous

#65CBF3 #6584F3 #8D65F3

triadic

#6584F3 #F36584 #84F365

tetradic

#6584F3 #F365CB #F3D465 #65F38D

square

#6584F3 #F365CB #F3D465 #65F38D

split-complementary

#6584F3 #F38D65 #CBF365

monochromatic

#1039CE #2C57EF #6584F3 #9EB1F7 #D7DFFC

Accessibility & contrast

On white

3.42

#6584F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#6584F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6584F3

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6584F3	#FFFFFF	#000000	##000000
##6584F3	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F91F7

Deuteranopia (green-blind)

#3A85F1

Tritanopia (blue-blind)

#009DB0

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #6584f3;
/* rgb */ color: rgb(101, 132, 243);
/* oklch */ color: oklch(64.4% 0.169 269.5);

Tailwind

colors: {
  custom: {
    50: '#9ca7f8',
    500: '#6584f3',
    950: '#000000',
  },
}

SCSS

$custom: #6584f3;
$custom-light: #9ca7f8;
$custom-dark: #000000;

JSON

{
  "hex": "#6584f3",
  "rgb": {
    "r": 101,
    "g": 132,
    "b": 243
  },
  "hsl": {
    "h": 226.901,
    "s": 85.542,
    "l": 67.451
  },
  "oklch": {
    "l": 0.64396,
    "c": 0.16895,
    "h": 269.5
  },
  "luminance": 0.2574
}

Semantic roles & 50–950 ramp

primary

#6584F3

secondary

#F0E6C4

accent

#B103E2

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6584F3

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

Preview Lab → · Contrast checker → · Palette generator →