#6451CD#6451CD

#6451CD is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.3% C 0.184 H 285.1°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#6451CD
RGB	rgb(100, 81, 205)
HSL	hsl(249, 55%, 56%)
HSV	hsv(249, 60%, 80%)
CMYK	cmyk(51.2%, 60.5%, 0%, 19.6%)
CIE-LAB	lab(42.76, 40.15, -61.96)
CIE-LCH	lch(42.76, 73.83, 302.95°)
OKLab	oklab(52.34% 0.0479 -0.1775)
OKLCH	oklch(52.34% 0.184 285.1)
XYZ	xyz(19.2141, 13.0010, 59.2428)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451CD #BACD51

analogous

#517CCD #6451CD #A251CD

triadic

#6451CD #CD6451 #51CD64

tetradic

#6451CD #CD517C #BACD51 #51CDA2

square

#6451CD #CD517C #BACD51 #51CDA2

split-complementary

#6451CD #CDA251 #7CCD51

monochromatic

#32257F #4532AF #6451CD #8E81DB #B9B0E8

Accessibility & contrast

On white

5.83

#6451CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#6451CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451CD

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451CD	#FFFFFF	#000000	##FFFFFF
##6451CD	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D1

Deuteranopia (green-blind)

#0061CA

Tritanopia (blue-blind)

#3C6E87

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #6451cd;
/* rgb */ color: rgb(100, 81, 205);
/* oklch */ color: oklch(52.3% 0.184 285.1);

Tailwind

colors: {
  custom: {
    50: '#9883dd',
    500: '#6451cd',
    950: '#000000',
  },
}

SCSS

$custom: #6451cd;
$custom-light: #9883dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6451cd",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 205
  },
  "hsl": {
    "h": 249.194,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52337,
    "c": 0.18385,
    "h": 285.1
  },
  "luminance": 0.13002
}

Semantic roles & 50–950 ramp

primary

#6451CD

secondary

#CFD7A3

accent

#DF49C8

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #6451CD

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

Preview Lab → · Contrast checker → · Palette generator →