#4451BD#4451BD

#4451BD is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.7% C 0.169 H 273.2°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#4451BD
RGB	rgb(68, 81, 189)
HSL	hsl(234, 48%, 50%)
HSV	hsv(234, 64%, 74%)
CMYK	cmyk(64%, 57.1%, 0%, 25.9%)
CIE-LAB	lab(39.22, 29.21, -58.53)
CIE-LCH	lch(39.22, 65.41, 296.52°)
OKLab	oklab(48.75% 0.0095 -0.1683)
OKLCH	oklch(48.75% 0.169 273.2)
XYZ	xyz(14.5086, 10.7867, 49.4517)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451BD #BDB044

analogous

#448DBD #4451BD #7444BD

triadic

#4451BD #BD4451 #51BD44

tetradic

#4451BD #BD448D #BDB044 #44BD74

square

#4451BD #BD448D #BDB044 #44BD74

split-complementary

#4451BD #BD7444 #8DBD44

monochromatic

#232A63 #333D91 #4451BD #717BCD #9EA5DD

Accessibility & contrast

On white

6.65

#4451BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#4451BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451BD

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451BD	#FFFFFF	#000000	##FFFFFF
##4451BD	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C1

Deuteranopia (green-blind)

#0057BB

Tritanopia (blue-blind)

#006B7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4451bd;
/* rgb */ color: rgb(68, 81, 189);
/* oklch */ color: oklch(48.7% 0.169 273.2);

Tailwind

colors: {
  custom: {
    50: '#8581d2',
    500: '#4451bd',
    950: '#000000',
  },
}

SCSS

$custom: #4451bd;
$custom-light: #8581d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4451bd",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 189
  },
  "hsl": {
    "h": 233.554,
    "s": 47.826,
    "l": 50.392
  },
  "oklch": {
    "l": 0.48746,
    "c": 0.16858,
    "h": 273.2
  },
  "luminance": 0.10788
}

Semantic roles & 50–950 ramp

primary

#4451BD

secondary

#C9C493

accent

#C950D7

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4451BD

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

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