#6584DD#6584DD

#6584DD is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.1% C 0.139 H 267.8°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#6584DD
RGB	rgb(101, 132, 221)
HSL	hsl(225, 64%, 63%)
HSV	hsv(225, 54%, 87%)
CMYK	cmyk(54.3%, 40.3%, 0%, 13.3%)
CIE-LAB	lab(56.57, 14.50, -48.89)
CIE-LCH	lch(56.57, 50.99, 286.53°)
OKLab	oklab(63.07% -0.0053 -0.1387)
OKLCH	oklch(63.07% 0.139 267.8)
XYZ	xyz(26.6649, 24.4877, 71.7141)
Luminance	0.2449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6584DD #DDBE65

analogous

#65C0DD #6584DD #8265DD

triadic

#6584DD #DD6584 #84DD65

tetradic

#6584DD #DD65C0 #DDBE65 #65DD82

square

#6584DD #DD65C0 #DDBE65 #65DD82

split-complementary

#6584DD #DD8265 #C0DD65

monochromatic

#2445A4 #335CD2 #6584DD #97ACE8 #C9D4F3

Accessibility & contrast

On white

3.56

#6584DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#6584DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6584DD

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6584DD	#FFFFFF	#000000	##000000
##6584DD	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F8DE0

Deuteranopia (green-blind)

#5183DB

Tritanopia (blue-blind)

#2397A6

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6584dd;
/* rgb */ color: rgb(101, 132, 221);
/* oklch */ color: oklch(63.1% 0.139 267.8);

Tailwind

colors: {
  custom: {
    50: '#99a7e8',
    500: '#6584dd',
    950: '#000000',
  },
}

SCSS

$custom: #6584dd;
$custom-light: #99a7e8;
$custom-dark: #000000;

JSON

{
  "hex": "#6584dd",
  "rgb": {
    "r": 101,
    "g": 132,
    "b": 221
  },
  "hsl": {
    "h": 224.5,
    "s": 63.83,
    "l": 63.137
  },
  "oklch": {
    "l": 0.63071,
    "c": 0.13878,
    "h": 267.8
  },
  "luminance": 0.2449
}

Semantic roles & 50–950 ramp

primary

#6584DD

secondary

#E4D9B9

accent

#9E1ACC

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #6584DD

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

Preview Lab → · Contrast checker → · Palette generator →