#6451EE#6451EE

#6451EE is a mid, highly saturated blue. Relative luminance 0.148; OKLCH L 55.0% C 0.225 H 281.5°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#6451EE
RGB	rgb(100, 81, 238)
HSL	hsl(247, 82%, 63%)
HSV	hsv(247, 66%, 93%)
CMYK	cmyk(58%, 66%, 0%, 6.7%)
CIE-LAB	lab(45.31, 50.10, -76.61)
CIE-LCH	lch(45.31, 91.54, 303.19°)
OKLab	oklab(54.98% 0.0449 -0.2205)
OKLCH	oklch(54.98% 0.225 281.5)
XYZ	xyz(23.6258, 14.7656, 82.4774)
Luminance	0.1477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451EE #DBEE51

analogous

#518DEE #6451EE #B251EE

triadic

#6451EE #EE6451 #51EE64

tetradic

#6451EE #EE518D #DBEE51 #51EEB2

square

#6451EE #EE518D #DBEE51 #51EEB2

split-complementary

#6451EE #EEB251 #8DEE51

monochromatic

#2511B3 #3219E9 #6451EE #9689F3 #C7C1F9

Accessibility & contrast

On white

5.31

#6451EE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#6451EE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451EE

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451EE	#FFFFFF	#000000	##FFFFFF
##6451EE	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071F3

Deuteranopia (green-blind)

#0066EB

Tritanopia (blue-blind)

#037999

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #6451ee;
/* rgb */ color: rgb(100, 81, 238);
/* oklch */ color: oklch(55.0% 0.225 281.5);

Tailwind

colors: {
  custom: {
    50: '#9d83f5',
    500: '#6451ee',
    950: '#000000',
  },
}

SCSS

$custom: #6451ee;
$custom-light: #9d83f5;
$custom-dark: #000000;

JSON

{
  "hex": "#6451ee",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 238
  },
  "hsl": {
    "h": 247.261,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.54983,
    "c": 0.22505,
    "h": 281.5
  },
  "luminance": 0.14767
}

Semantic roles & 50–950 ramp

primary

#6451EE

secondary

#E3EAB1

accent

#DF07C4

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6451EE

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

Preview Lab → · Contrast checker → · Palette generator →