#6580EF#6580EF

#6580EF is a light, vivid blue. Relative luminance 0.244; OKLCH L 63.4% C 0.168 H 270.7°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#6580EF
RGB	rgb(101, 128, 239)
HSL	hsl(228, 81%, 67%)
HSV	hsv(228, 58%, 94%)
CMYK	cmyk(57.7%, 46.4%, 0%, 6.3%)
CIE-LAB	lab(56.52, 22.70, -59.01)
CIE-LCH	lch(56.52, 63.23, 291.04°)
OKLab	oklab(63.36% 0.002 -0.1684)
OKLCH	oklch(63.36% 0.168 270.7)
XYZ	xyz(28.6608, 24.4348, 84.8507)
Luminance	0.2444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6580EF #EFD465

analogous

#65C5EF #6580EF #8F65EF

triadic

#6580EF #EF6580 #80EF65

tetradic

#6580EF #EF65C5 #EFD465 #65EF8F

square

#6580EF #EF65C5 #EFD465 #65EF8F

split-complementary

#6580EF #EF8F65 #C5EF65

monochromatic

#1437C5 #2E52E9 #6580EF #9CAEF5 #D4DBFB

Accessibility & contrast

On white

3.57

#6580EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#6580EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6580EF

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6580EF	#FFFFFF	#000000	##000000
##6580EF	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B8EF3

Deuteranopia (green-blind)

#3682ED

Tritanopia (blue-blind)

#0099AC

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6580ef;
/* rgb */ color: rgb(101, 128, 239);
/* oklch */ color: oklch(63.4% 0.168 270.7);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#6580ef",
  "rgb": {
    "r": 101,
    "g": 128,
    "b": 239
  },
  "hsl": {
    "h": 228.261,
    "s": 81.176,
    "l": 66.667
  },
  "oklch": {
    "l": 0.63355,
    "c": 0.16844,
    "h": 270.7
  },
  "luminance": 0.24437
}

Semantic roles & 50–950 ramp

primary

#6580EF

secondary

#EEE5C2

accent

#B408DE

background

#FAFAFF

surface

#F4F4FE

border

#CECED6

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6580EF

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

Preview Lab → · Contrast checker → · Palette generator →