#6583F5#6583F5

#6583F5 is a light, vivid blue. Relative luminance 0.256; OKLCH L 64.3% C 0.173 H 269.9°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#6583F5
RGB	rgb(101, 131, 245)
HSL	hsl(228, 88%, 68%)
HSV	hsv(228, 59%, 96%)
CMYK	cmyk(58.8%, 46.5%, 0%, 3.9%)
CIE-LAB	lab(57.65, 22.84, -60.53)
CIE-LCH	lch(57.65, 64.70, 290.67°)
OKLab	oklab(64.33% -0.0003 -0.1729)
OKLCH	oklch(64.33% 0.173 269.9)
XYZ	xyz(29.9590, 25.5895, 89.7290)
Luminance	0.2559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6583F5 #F5D765

analogous

#65CBF5 #6583F5 #8F65F5

triadic

#6583F5 #F56583 #83F565

tetradic

#6583F5 #F565CB #F5D765 #65F58F

square

#6583F5 #F565CB #F5D765 #65F58F

split-complementary

#6583F5 #F58F65 #CBF565

monochromatic

#0E37D2 #2C55F1 #6583F5 #9EB1F9 #D8E0FC

Accessibility & contrast

On white

3.43

#6583F5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#6583F5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6583F5

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6583F5	#FFFFFF	#000000	##000000
##6583F5	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C91F9

Deuteranopia (green-blind)

#3584F3

Tritanopia (blue-blind)

#009DB0

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #6583f5;
/* rgb */ color: rgb(101, 131, 245);
/* oklch */ color: oklch(64.3% 0.173 269.9);

Tailwind

colors: {
  custom: {
    50: '#9ca6f9',
    500: '#6583f5',
    950: '#000000',
  },
}

SCSS

$custom: #6583f5;
$custom-light: #9ca6f9;
$custom-dark: #000000;

JSON

{
  "hex": "#6583f5",
  "rgb": {
    "r": 101,
    "g": 131,
    "b": 245
  },
  "hsl": {
    "h": 227.5,
    "s": 87.805,
    "l": 67.843
  },
  "oklch": {
    "l": 0.64325,
    "c": 0.17287,
    "h": 269.9
  },
  "luminance": 0.25592
}

Semantic roles & 50–950 ramp

primary

#6583F5

secondary

#F1E8C5

accent

#B501E4

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6583F5

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

Preview Lab → · Contrast checker → · Palette generator →