#6584E4#6584E4

#6584E4 is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.5% C 0.148 H 268.5°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#6584E4
RGB	rgb(101, 132, 228)
HSL	hsl(225, 70%, 65%)
HSV	hsv(225, 56%, 89%)
CMYK	cmyk(55.7%, 42.1%, 0%, 10.6%)
CIE-LAB	lab(56.95, 16.74, -52.21)
CIE-LCH	lch(56.95, 54.82, 287.78°)
OKLab	oklab(63.48% -0.004 -0.1484)
OKLCH	oklch(63.48% 0.148 268.5)
XYZ	xyz(27.6170, 24.8686, 76.7285)
Luminance	0.2487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6584E4 #E4C565

analogous

#65C4E4 #6584E4 #8565E4

triadic

#6584E4 #E46584 #84E465

tetradic

#6584E4 #E465C4 #E4C565 #65E485

square

#6584E4 #E465C4 #E4C565 #65E485

split-complementary

#6584E4 #E48565 #C4E465

monochromatic

#1F42B0 #315ADB #6584E4 #99AEED #CDD7F6

Accessibility & contrast

On white

3.52

#6584E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.97

#6584E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6584E4

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6584E4	#FFFFFF	#000000	##000000
##6584E4	1.00	3.52	5.97	5.97
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.97	21.00	1.00	1.00
##000000	5.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B8FE8

Deuteranopia (green-blind)

#4B83E2

Tritanopia (blue-blind)

#1499A9

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #6584e4;
/* rgb */ color: rgb(101, 132, 228);
/* oklch */ color: oklch(63.5% 0.148 268.5);

Tailwind

colors: {
  custom: {
    50: '#9aa7ed',
    500: '#6584e4',
    950: '#000000',
  },
}

SCSS

$custom: #6584e4;
$custom-light: #9aa7ed;
$custom-dark: #000000;

JSON

{
  "hex": "#6584e4",
  "rgb": {
    "r": 101,
    "g": 132,
    "b": 228
  },
  "hsl": {
    "h": 225.354,
    "s": 70.166,
    "l": 64.51
  },
  "oklch": {
    "l": 0.63481,
    "c": 0.14846,
    "h": 268.5
  },
  "luminance": 0.24871
}

Semantic roles & 50–950 ramp

primary

#6584E4

secondary

#E8DEBC

accent

#A413D2

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F0F16

muted

#7E7F84

Preview Lab

Preview with #6584E4

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

Preview Lab → · Contrast checker → · Palette generator →