#6581F7#6581F7

#6581F7 is a light, vivid blue. Relative luminance 0.252; OKLCH L 64.1% C 0.178 H 270.6°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#6581F7
RGB	rgb(101, 129, 247)
HSL	hsl(228, 90%, 68%)
HSV	hsv(228, 59%, 97%)
CMYK	cmyk(59.1%, 47.8%, 0%, 3.1%)
CIE-LAB	lab(57.25, 24.70, -62.27)
CIE-LCH	lch(57.25, 66.99, 291.63°)
OKLab	oklab(64.06% 0.0019 -0.178)
OKLCH	oklch(64.06% 0.178 270.6)
XYZ	xyz(30.0000, 25.1802, 91.2570)
Luminance	0.2518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6581F7 #F7DB65

analogous

#65CAF7 #6581F7 #9265F7

triadic

#6581F7 #F76581 #81F765

tetradic

#6581F7 #F765CA #F7DB65 #65F792

square

#6581F7 #F765CA #F7DB65 #65F792

split-complementary

#6581F7 #F79265 #CAF765

monochromatic

#0B32D6 #2B51F4 #6581F7 #9FB1FA #D9E0FD

Accessibility & contrast

On white

3.48

#6581F7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#6581F7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6581F7

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6581F7	#FFFFFF	#000000	##000000
##6581F7	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4590FB

Deuteranopia (green-blind)

#2C83F5

Tritanopia (blue-blind)

#009CB0

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #6581f7;
/* rgb */ color: rgb(101, 129, 247);
/* oklch */ color: oklch(64.1% 0.178 270.6);

Tailwind

colors: {
  custom: {
    50: '#9ca5fa',
    500: '#6581f7',
    950: '#000000',
  },
}

SCSS

$custom: #6581f7;
$custom-light: #9ca5fa;
$custom-dark: #000000;

JSON

{
  "hex": "#6581f7",
  "rgb": {
    "r": 101,
    "g": 129,
    "b": 247
  },
  "hsl": {
    "h": 228.493,
    "s": 90.123,
    "l": 68.235
  },
  "oklch": {
    "l": 0.64063,
    "c": 0.17802,
    "h": 270.6
  },
  "luminance": 0.25183
}

Semantic roles & 50–950 ramp

primary

#6581F7

secondary

#F2EAC6

accent

#B900E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6581F7

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

Preview Lab → · Contrast checker → · Palette generator →