#6580F0#6580F0

#6580F0 is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.4% C 0.170 H 270.7°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#6580F0
RGB	rgb(101, 128, 240)
HSL	hsl(228, 82%, 67%)
HSV	hsv(228, 58%, 94%)
CMYK	cmyk(57.9%, 46.7%, 0%, 5.9%)
CIE-LAB	lab(56.58, 23.02, -59.47)
CIE-LCH	lch(56.58, 63.77, 291.16°)
OKLab	oklab(63.42% 0.0021 -0.1698)
OKLCH	oklch(63.42% 0.17 270.7)
XYZ	xyz(28.8089, 24.4941, 85.6309)
Luminance	0.2450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6580F0 #F0D565

analogous

#65C6F0 #6580F0 #8F65F0

triadic

#6580F0 #F06580 #80F065

tetradic

#6580F0 #F065C6 #F0D565 #65F08F

square

#6580F0 #F065C6 #F0D565 #65F08F

split-complementary

#6580F0 #F08F65 #C6F065

monochromatic

#1336C7 #2D52EB #6580F0 #9DAEF5 #D5DCFB

Accessibility & contrast

On white

3.56

#6580F0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#6580F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6580F0

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6580F0	#FFFFFF	#000000	##000000
##6580F0	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A8EF4

Deuteranopia (green-blind)

#3482EE

Tritanopia (blue-blind)

#0099AC

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6580f0;
/* rgb */ color: rgb(101, 128, 240);
/* oklch */ color: oklch(63.4% 0.170 270.7);

Tailwind

colors: {
  custom: {
    50: '#9ba4f5',
    500: '#6580f0',
    950: '#000000',
  },
}

SCSS

$custom: #6580f0;
$custom-light: #9ba4f5;
$custom-dark: #000000;

JSON

{
  "hex": "#6580f0",
  "rgb": {
    "r": 101,
    "g": 128,
    "b": 240
  },
  "hsl": {
    "h": 228.345,
    "s": 82.249,
    "l": 66.863
  },
  "oklch": {
    "l": 0.63419,
    "c": 0.16979,
    "h": 270.7
  },
  "luminance": 0.24496
}

Semantic roles & 50–950 ramp

primary

#6580F0

secondary

#EFE6C2

accent

#B507DF

background

#FAFAFF

surface

#F4F4FE

border

#CECED6

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6580F0

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

Preview Lab → · Contrast checker → · Palette generator →