#6451DB#6451DB

#6451DB is a mid, highly saturated blue. Relative luminance 0.137; OKLCH L 53.4% C 0.202 H 283.5°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#6451DB
RGB	rgb(100, 81, 219)
HSL	hsl(248, 66%, 59%)
HSV	hsv(248, 63%, 86%)
CMYK	cmyk(54.3%, 63%, 0%, 14.1%)
CIE-LAB	lab(43.81, 44.37, -68.29)
CIE-LCH	lch(43.81, 81.44, 303.02°)
OKLab	oklab(53.43% 0.047 -0.1961)
OKLCH	oklch(53.43% 0.202 283.5)
XYZ	xyz(20.9802, 13.7074, 68.5444)
Luminance	0.1371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451DB #C8DB51

analogous

#5183DB #6451DB #A951DB

triadic

#6451DB #DB6451 #51DB64

tetradic

#6451DB #DB5183 #C8DB51 #51DBA9

square

#6451DB #DB5183 #C8DB51 #51DBA9

split-complementary

#6451DB #DBA951 #83DB51

monochromatic

#2F1E93 #3F29C6 #6451DB #9184E5 #BEB6F0

Accessibility & contrast

On white

5.61

#6451DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#6451DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451DB

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451DB	#FFFFFF	#000000	##FFFFFF
##6451DB	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)

#006CDF

Deuteranopia (green-blind)

#0063D8

Tritanopia (blue-blind)

#2E738F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #6451db;
/* rgb */ color: rgb(100, 81, 219);
/* oklch */ color: oklch(53.4% 0.202 283.5);

Tailwind

colors: {
  custom: {
    50: '#9a83e7',
    500: '#6451db',
    950: '#000000',
  },
}

SCSS

$custom: #6451db;
$custom-light: #9a83e7;
$custom-dark: #000000;

JSON

{
  "hex": "#6451db",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 219
  },
  "hsl": {
    "h": 248.261,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.53429,
    "c": 0.20164,
    "h": 283.5
  },
  "luminance": 0.13709
}

Semantic roles & 50–950 ramp

primary

#6451DB

secondary

#D8DFA9

accent

#E93FD1

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6451DB

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

Preview Lab → · Contrast checker → · Palette generator →