#4451C8#4451C8

#4451C8 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.6% C 0.183 H 273.0°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#4451C8
RGB	rgb(68, 81, 200)
HSL	hsl(234, 55%, 53%)
HSV	hsv(234, 66%, 78%)
CMYK	cmyk(66%, 59.5%, 0%, 21.6%)
CIE-LAB	lab(40.05, 33.02, -63.58)
CIE-LCH	lch(40.05, 71.64, 297.44°)
OKLab	oklab(49.63% 0.0096 -0.1831)
OKLCH	oklch(49.63% 0.183 273)
XYZ	xyz(15.7482, 11.2825, 55.9802)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451C8 #C8BB44

analogous

#4493C8 #4451C8 #7944C8

triadic

#4451C8 #C84451 #51C844

tetradic

#4451C8 #C84493 #C8BB44 #44C879

square

#4451C8 #C84493 #C8BB44 #44C879

split-complementary

#4451C8 #C87944 #93C844

monochromatic

#212971 #2F3AA0 #4451C8 #737DD6 #A3A9E4

Accessibility & contrast

On white

6.45

#4451C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#4451C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451C8

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451C8	#FFFFFF	#000000	##FFFFFF
##4451C8	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CC

Deuteranopia (green-blind)

#0059C6

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4451c8;
/* rgb */ color: rgb(68, 81, 200);
/* oklch */ color: oklch(49.6% 0.183 273.0);

Tailwind

colors: {
  custom: {
    50: '#8781da',
    500: '#4451c8',
    950: '#000000',
  },
}

SCSS

$custom: #4451c8;
$custom-light: #8781da;
$custom-dark: #000000;

JSON

{
  "hex": "#4451c8",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 200
  },
  "hsl": {
    "h": 234.091,
    "s": 54.545,
    "l": 52.549
  },
  "oklch": {
    "l": 0.49627,
    "c": 0.1834,
    "h": 273
  },
  "luminance": 0.11284
}

Semantic roles & 50–950 ramp

primary

#4451C8

secondary

#D1CB97

accent

#CF4ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0A15

muted

#7D7C83

Preview Lab

Preview with #4451C8

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

Preview Lab → · Contrast checker → · Palette generator →