#6451CE#6451CE

#6451CE is a mid, vivid blue. Relative luminance 0.131; OKLCH L 52.4% C 0.185 H 285.0°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#6451CE
RGB	rgb(100, 81, 206)
HSL	hsl(249, 56%, 56%)
HSV	hsv(249, 61%, 81%)
CMYK	cmyk(51.5%, 60.7%, 0%, 19.2%)
CIE-LAB	lab(42.84, 40.45, -62.42)
CIE-LCH	lch(42.84, 74.38, 302.95°)
OKLab	oklab(52.41% 0.0479 -0.1788)
OKLCH	oklch(52.41% 0.185 285)
XYZ	xyz(19.3352, 13.0494, 59.8805)
Luminance	0.1305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451CE #BBCE51

analogous

#517DCE #6451CE #A351CE

triadic

#6451CE #CE6451 #51CE64

tetradic

#6451CE #CE517D #BBCE51 #51CEA3

square

#6451CE #CE517D #BBCE51 #51CEA3

split-complementary

#6451CE #CEA351 #7DCE51

monochromatic

#322480 #4532B0 #6451CE #8F81DB #B9B1E9

Accessibility & contrast

On white

5.82

#6451CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#6451CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451CE

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451CE	#FFFFFF	#000000	##FFFFFF
##6451CE	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D2

Deuteranopia (green-blind)

#0061CB

Tritanopia (blue-blind)

#3B6F88

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #6451ce;
/* rgb */ color: rgb(100, 81, 206);
/* oklch */ color: oklch(52.4% 0.185 285.0);

Tailwind

colors: {
  custom: {
    50: '#9983de',
    500: '#6451ce',
    950: '#000000',
  },
}

SCSS

$custom: #6451ce;
$custom-light: #9983de;
$custom-dark: #000000;

JSON

{
  "hex": "#6451ce",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 206
  },
  "hsl": {
    "h": 249.12,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.52414,
    "c": 0.18514,
    "h": 285
  },
  "luminance": 0.1305
}

Semantic roles & 50–950 ramp

primary

#6451CE

secondary

#CFD7A4

accent

#DF48C8

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #6451CE

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

Preview Lab → · Contrast checker → · Palette generator →