#6580EE#6580EE

#6580EE is a light, vivid blue. Relative luminance 0.244; OKLCH L 63.3% C 0.167 H 270.6°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#6580EE
RGB	rgb(101, 128, 238)
HSL	hsl(228, 80%, 66%)
HSV	hsv(228, 58%, 93%)
CMYK	cmyk(57.6%, 46.2%, 0%, 6.7%)
CIE-LAB	lab(56.46, 22.38, -58.55)
CIE-LCH	lch(56.46, 62.68, 290.92°)
OKLab	oklab(63.29% 0.0018 -0.1671)
OKLCH	oklch(63.29% 0.167 270.6)
XYZ	xyz(28.5135, 24.3759, 84.0748)
Luminance	0.2438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6580EE #EED365

analogous

#65C5EE #6580EE #8F65EE

triadic

#6580EE #EE6580 #80EE65

tetradic

#6580EE #EE65C5 #EED365 #65EE8F

square

#6580EE #EE65C5 #EED365 #65EE8F

split-complementary

#6580EE #EE8F65 #C5EE65

monochromatic

#1638C3 #2E53E8 #6580EE #9CADF4 #D3DBFA

Accessibility & contrast

On white

3.57

#6580EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#6580EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6580EE

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6580EE	#FFFFFF	#000000	##000000
##6580EE	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C8EF2

Deuteranopia (green-blind)

#3782EC

Tritanopia (blue-blind)

#0099AB

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #6580ee;
/* rgb */ color: rgb(101, 128, 238);
/* oklch */ color: oklch(63.3% 0.167 270.6);

Tailwind

colors: {
  custom: {
    50: '#9ba4f4',
    500: '#6580ee',
    950: '#000000',
  },
}

SCSS

$custom: #6580ee;
$custom-light: #9ba4f4;
$custom-dark: #000000;

JSON

{
  "hex": "#6580ee",
  "rgb": {
    "r": 101,
    "g": 128,
    "b": 238
  },
  "hsl": {
    "h": 228.175,
    "s": 80.117,
    "l": 66.471
  },
  "oklch": {
    "l": 0.63292,
    "c": 0.16708,
    "h": 270.6
  },
  "luminance": 0.24378
}

Semantic roles & 50–950 ramp

primary

#6580EE

secondary

#EEE5C1

accent

#B309DC

background

#FAFAFF

surface

#F4F4FE

border

#CECED6

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6580EE

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

Preview Lab → · Contrast checker → · Palette generator →