#6584EF#6584EF

#6584EF is a light, vivid blue. Relative luminance 0.255; OKLCH L 64.1% C 0.164 H 269.2°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#6584EF
RGB	rgb(101, 132, 239)
HSL	hsl(227, 81%, 67%)
HSV	hsv(227, 58%, 94%)
CMYK	cmyk(57.7%, 44.8%, 0%, 6.3%)
CIE-LAB	lab(57.56, 20.29, -57.35)
CIE-LCH	lch(57.56, 60.83, 289.48°)
OKLab	oklab(64.15% -0.0022 -0.1635)
OKLCH	oklch(64.15% 0.164 269.2)
XYZ	xyz(29.1929, 25.4989, 85.0280)
Luminance	0.2550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6584EF #EFD065

analogous

#65C9EF #6584EF #8B65EF

triadic

#6584EF #EF6584 #84EF65

tetradic

#6584EF #EF65C9 #EFD065 #65EF8B

square

#6584EF #EF65C9 #EFD065 #65EF8B

split-complementary

#6584EF #EF8B65 #C9EF65

monochromatic

#143CC5 #2E58E9 #6584EF #9CB0F5 #D4DDFB

Accessibility & contrast

On white

3.44

#6584EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#6584EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6584EF

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6584EF	#FFFFFF	#000000	##000000
##6584EF	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5391F3

Deuteranopia (green-blind)

#3F84ED

Tritanopia (blue-blind)

#009CAE

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #6584ef;
/* rgb */ color: rgb(101, 132, 239);
/* oklch */ color: oklch(64.1% 0.164 269.2);

Tailwind

colors: {
  custom: {
    50: '#9ba7f5',
    500: '#6584ef',
    950: '#000000',
  },
}

SCSS

$custom: #6584ef;
$custom-light: #9ba7f5;
$custom-dark: #000000;

JSON

{
  "hex": "#6584ef",
  "rgb": {
    "r": 101,
    "g": 132,
    "b": 239
  },
  "hsl": {
    "h": 226.522,
    "s": 81.176,
    "l": 66.667
  },
  "oklch": {
    "l": 0.64147,
    "c": 0.16351,
    "h": 269.2
  },
  "luminance": 0.25501
}

Semantic roles & 50–950 ramp

primary

#6584EF

secondary

#EEE4C2

accent

#AE08DE

background

#FAFAFF

surface

#F4F4FE

border

#CECED6

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6584EF

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

Preview Lab → · Contrast checker → · Palette generator →