#6451C8#6451C8

#6451C8 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 52.0% C 0.177 H 285.7°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#6451C8
RGB	rgb(100, 81, 200)
HSL	hsl(250, 52%, 55%)
HSV	hsv(250, 60%, 78%)
CMYK	cmyk(50%, 59.5%, 0%, 21.6%)
CIE-LAB	lab(42.40, 38.65, -59.65)
CIE-LCH	lch(42.40, 71.08, 302.94°)
OKLab	oklab(51.96% 0.0481 -0.1707)
OKLCH	oklch(51.96% 0.177 285.7)
XYZ	xyz(18.6202, 12.7634, 56.1148)
Luminance	0.1276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451C8 #B5C851

analogous

#5179C8 #6451C8 #A051C8

triadic

#6451C8 #C86451 #51C864

tetradic

#6451C8 #C85179 #B5C851 #51C8A0

square

#6451C8 #C85179 #B5C851 #51C8A0

split-complementary

#6451C8 #C8A051 #79C851

monochromatic

#332679 #4735A7 #6451C8 #8D80D7 #B7AEE5

Accessibility & contrast

On white

5.91

#6451C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#6451C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451C8

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451C8	#FFFFFF	#000000	##FFFFFF
##6451C8	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CC

Deuteranopia (green-blind)

#0061C6

Tritanopia (blue-blind)

#3F6D85

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #6451c8;
/* rgb */ color: rgb(100, 81, 200);
/* oklch */ color: oklch(52.0% 0.177 285.7);

Tailwind

colors: {
  custom: {
    50: '#9882d9',
    500: '#6451c8',
    950: '#000000',
  },
}

SCSS

$custom: #6451c8;
$custom-light: #9882d9;
$custom-dark: #000000;

JSON

{
  "hex": "#6451c8",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 200
  },
  "hsl": {
    "h": 249.58,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51959,
    "c": 0.17737,
    "h": 285.7
  },
  "luminance": 0.12764
}

Semantic roles & 50–950 ramp

primary

#6451C8

secondary

#CBD3A1

accent

#DB4CC5

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #6451C8

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

Preview Lab → · Contrast checker → · Palette generator →