#6455CF#6455CF

#6455CF is a mid, vivid blue. Relative luminance 0.137; OKLCH L 53.2% C 0.181 H 284.0°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#6455CF
RGB	rgb(100, 85, 207)
HSL	hsl(247, 56%, 57%)
HSV	hsv(247, 59%, 81%)
CMYK	cmyk(51.7%, 58.9%, 0%, 18.8%)
CIE-LAB	lab(43.81, 38.39, -61.41)
CIE-LCH	lch(43.81, 72.42, 302.02°)
OKLab	oklab(53.15% 0.0437 -0.1759)
OKLCH	oklch(53.15% 0.181 284)
XYZ	xyz(19.7631, 13.7103, 60.6244)
Luminance	0.1371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6455CF #C0CF55

analogous

#5583CF #6455CF #A155CF

triadic

#6455CF #CF6455 #55CF64

tetradic

#6455CF #CF5583 #C0CF55 #55CFA1

square

#6455CF #CF5583 #C0CF55 #55CFA1

split-complementary

#6455CF #CFA155 #83CF55

monochromatic

#312584 #4333B4 #6455CF #9085DC #BBB4EA

Accessibility & contrast

On white

5.61

#6455CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#6455CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6455CF

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6455CF	#FFFFFF	#000000	##FFFFFF
##6455CF	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD3

Deuteranopia (green-blind)

#0064CC

Tritanopia (blue-blind)

#39718A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #6455cf;
/* rgb */ color: rgb(100, 85, 207);
/* oklch */ color: oklch(53.2% 0.181 284.0);

Tailwind

colors: {
  custom: {
    50: '#9885de',
    500: '#6455cf',
    950: '#000000',
  },
}

SCSS

$custom: #6455cf;
$custom-light: #9885de;
$custom-dark: #000000;

JSON

{
  "hex": "#6455cf",
  "rgb": {
    "r": 100,
    "g": 85,
    "b": 207
  },
  "hsl": {
    "h": 247.377,
    "s": 55.963,
    "l": 57.255
  },
  "oklch": {
    "l": 0.53153,
    "c": 0.18121,
    "h": 284
  },
  "luminance": 0.13711
}

Semantic roles & 50–950 ramp

primary

#6455CF

secondary

#D3D9A7

accent

#DF49CD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0F0B15

muted

#7E7C83

Preview Lab

Preview with #6455CF

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

Preview Lab → · Contrast checker → · Palette generator →