#6580FB#6580FB

#6580FB is a light, vivid blue. Relative luminance 0.252; OKLCH L 64.1% C 0.185 H 271.0°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#6580FB
RGB	rgb(101, 128, 251)
HSL	hsl(229, 95%, 69%)
HSV	hsv(229, 60%, 98%)
CMYK	cmyk(59.8%, 49%, 0%, 1.6%)
CIE-LAB	lab(57.24, 26.60, -64.50)
CIE-LCH	lch(57.24, 69.77, 292.41°)
OKLab	oklab(64.13% 0.0034 -0.1846)
OKLCH	oklch(64.13% 0.185 271)
XYZ	xyz(30.4928, 25.1676, 94.4990)
Luminance	0.2517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6580FB #FBE065

analogous

#65CBFB #6580FB #9565FB

triadic

#6580FB #FB6580 #80FB65

tetradic

#6580FB #FB65CB #FBE065 #65FB95

square

#6580FB #FB65CB #FBE065 #65FB95

split-complementary

#6580FB #FB9565 #CBFB65

monochromatic

#062DE0 #294FF9 #6580FB #A1B1FD #DCE2FE

Accessibility & contrast

On white

3.48

#6580FB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#6580FB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6580FB

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6580FB	#FFFFFF	#000000	##000000
##6580FB	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F90FF

Deuteranopia (green-blind)

#1F83F8

Tritanopia (blue-blind)

#009CB2

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #6580fb;
/* rgb */ color: rgb(101, 128, 251);
/* oklch */ color: oklch(64.1% 0.185 271.0);

Tailwind

colors: {
  custom: {
    50: '#9da4fd',
    500: '#6580fb',
    950: '#000000',
  },
}

SCSS

$custom: #6580fb;
$custom-light: #9da4fd;
$custom-dark: #000000;

JSON

{
  "hex": "#6580fb",
  "rgb": {
    "r": 101,
    "g": 128,
    "b": 251
  },
  "hsl": {
    "h": 229.2,
    "s": 94.937,
    "l": 69.02
  },
  "oklch": {
    "l": 0.64131,
    "c": 0.1846,
    "h": 271
  },
  "luminance": 0.2517
}

Semantic roles & 50–950 ramp

primary

#6580FB

secondary

#F4ECC8

accent

#BC00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F0F18

muted

#7F7F86

Preview Lab

Preview with #6580FB

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

Preview Lab → · Contrast checker → · Palette generator →