#4451DB#4451DB

#4451DB is a mid, highly saturated blue. Relative luminance 0.122; OKLCH L 51.2% C 0.208 H 272.5°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#4451DB
RGB	rgb(68, 81, 219)
HSL	hsl(235, 68%, 56%)
HSV	hsv(235, 69%, 86%)
CMYK	cmyk(68.9%, 63%, 0%, 14.1%)
CIE-LAB	lab(41.57, 39.54, -72.03)
CIE-LCH	lch(41.57, 82.17, 298.77°)
OKLab	oklab(51.22% 0.0089 -0.208)
OKLCH	oklch(51.22% 0.208 272.5)
XYZ	xyz(18.1082, 12.2265, 68.4097)
Luminance	0.1223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451DB #DBCE44

analogous

#449DDB #4451DB #8344DB

triadic

#4451DB #DB4451 #51DB44

tetradic

#4451DB #DB449D #DBCE44 #44DB83

square

#4451DB #DB449D #DBCE44 #44DB83

split-complementary

#4451DB #DB8344 #9DDB44

monochromatic

#1B248A #2432BD #4451DB #7781E5 #ABB1EF

Accessibility & contrast

On white

6.09

#4451DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#4451DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451DB

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451DB	#FFFFFF	#000000	##FFFFFF
##4451DB	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DF

Deuteranopia (green-blind)

#005BD8

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4451db;
/* rgb */ color: rgb(68, 81, 219);
/* oklch */ color: oklch(51.2% 0.208 272.5);

Tailwind

colors: {
  custom: {
    50: '#8b82e7',
    500: '#4451db',
    950: '#000000',
  },
}

SCSS

$custom: #4451db;
$custom-light: #8b82e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4451db",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 219
  },
  "hsl": {
    "h": 234.834,
    "s": 67.713,
    "l": 56.275
  },
  "oklch": {
    "l": 0.51222,
    "c": 0.20815,
    "h": 272.5
  },
  "luminance": 0.12228
}

Semantic roles & 50–950 ramp

primary

#4451DB

secondary

#DCD79E

accent

#DC3DEB

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4451DB

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

Preview Lab → · Contrast checker → · Palette generator →