#6451D4#6451D4

#6451D4 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.9% C 0.193 H 284.3°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#6451D4
RGB	rgb(100, 81, 212)
HSL	hsl(249, 60%, 57%)
HSV	hsv(249, 62%, 83%)
CMYK	cmyk(52.8%, 61.8%, 0%, 16.9%)
CIE-LAB	lab(43.28, 42.26, -65.14)
CIE-LCH	lch(43.28, 77.65, 302.97°)
OKLab	oklab(52.88% 0.0475 -0.1869)
OKLCH	oklch(52.88% 0.193 284.3)
XYZ	xyz(20.0780, 13.3465, 63.7928)
Luminance	0.1335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451D4 #C1D451

analogous

#5180D4 #6451D4 #A551D4

triadic

#6451D4 #D46451 #51D464

tetradic

#6451D4 #D45180 #C1D451 #51D4A5

square

#6451D4 #D45180 #C1D451 #51D4A5

split-complementary

#6451D4 #D4A551 #80D451

monochromatic

#312289 #422EBA #6451D4 #9082E0 #BBB3EC

Accessibility & contrast

On white

5.72

#6451D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#6451D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451D4

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451D4	#FFFFFF	#000000	##FFFFFF
##6451D4	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD8

Deuteranopia (green-blind)

#0062D1

Tritanopia (blue-blind)

#35718B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #6451d4;
/* rgb */ color: rgb(100, 81, 212);
/* oklch */ color: oklch(52.9% 0.193 284.3);

Tailwind

colors: {
  custom: {
    50: '#9983e2',
    500: '#6451d4',
    950: '#000000',
  },
}

SCSS

$custom: #6451d4;
$custom-light: #9983e2;
$custom-dark: #000000;

JSON

{
  "hex": "#6451d4",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 212
  },
  "hsl": {
    "h": 248.702,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52877,
    "c": 0.19281,
    "h": 284.3
  },
  "luminance": 0.13348
}

Semantic roles & 50–950 ramp

primary

#6451D4

secondary

#D3DBA6

accent

#E444CC

background

#FAF8FE

surface

#F3EFFC

border

#CDCAD5

text

#0F0A15

muted

#7F7C84

Preview Lab

Preview with #6451D4

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

Preview Lab → · Contrast checker → · Palette generator →