#6579DD#6579DD

#6579DD is a mid, vivid blue. Relative luminance 0.217; OKLCH L 60.8% C 0.153 H 272.6°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#6579DD
RGB	rgb(101, 121, 221)
HSL	hsl(230, 64%, 63%)
HSV	hsv(230, 54%, 87%)
CMYK	cmyk(54.3%, 45.2%, 0%, 13.3%)
CIE-LAB	lab(53.66, 21.15, -53.52)
CIE-LCH	lch(53.66, 57.55, 291.56°)
OKLab	oklab(60.84% 0.0069 -0.1524)
OKLCH	oklch(60.84% 0.153 272.6)
XYZ	xyz(25.2511, 21.6601, 71.2428)
Luminance	0.2166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6579DD #DDC965

analogous

#65B5DD #6579DD #8D65DD

triadic

#6579DD #DD6579 #79DD65

tetradic

#6579DD #DD65B5 #DDC965 #65DD8D

square

#6579DD #DD65B5 #DDC965 #65DD8D

split-complementary

#6579DD #DD8D65 #B5DD65

monochromatic

#2439A4 #334DD2 #6579DD #97A5E8 #C9D0F3

Accessibility & contrast

On white

3.94

#6579DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#6579DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6579DD

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6579DD	#FFFFFF	#000000	##000000
##6579DD	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C86E1

Deuteranopia (green-blind)

#3E7BDB

Tritanopia (blue-blind)

#268FA0

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #6579dd;
/* rgb */ color: rgb(101, 121, 221);
/* oklch */ color: oklch(60.8% 0.153 272.6);

Tailwind

colors: {
  custom: {
    50: '#999fe8',
    500: '#6579dd',
    950: '#000000',
  },
}

SCSS

$custom: #6579dd;
$custom-light: #999fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#6579dd",
  "rgb": {
    "r": 101,
    "g": 121,
    "b": 221
  },
  "hsl": {
    "h": 230,
    "s": 63.83,
    "l": 63.137
  },
  "oklch": {
    "l": 0.60843,
    "c": 0.15252,
    "h": 272.6
  },
  "luminance": 0.21662
}

Semantic roles & 50–950 ramp

primary

#6579DD

secondary

#E4DDB9

accent

#AE1ACC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #6579DD

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

Preview Lab → · Contrast checker → · Palette generator →