#4451BE#4451BE

#4451BE is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.8% C 0.170 H 273.2°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#4451BE
RGB	rgb(68, 81, 190)
HSL	hsl(234, 48%, 51%)
HSV	hsv(234, 64%, 75%)
CMYK	cmyk(64.2%, 57.4%, 0%, 25.5%)
CIE-LAB	lab(39.29, 29.55, -58.99)
CIE-LCH	lch(39.29, 65.98, 296.61°)
OKLab	oklab(48.82% 0.0095 -0.1697)
OKLCH	oklch(48.82% 0.17 273.2)
XYZ	xyz(14.6175, 10.8302, 50.0253)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451BE #BEB144

analogous

#448EBE #4451BE #7444BE

triadic

#4451BE #BE4451 #51BE44

tetradic

#4451BE #BE448E #BEB144 #44BE74

square

#4451BE #BE448E #BEB144 #44BE74

split-complementary

#4451BE #BE7444 #8EBE44

monochromatic

#232A65 #333D92 #4451BE #717BCE #9FA6DE

Accessibility & contrast

On white

6.63

#4451BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#4451BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451BE

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451BE	#FFFFFF	#000000	##FFFFFF
##4451BE	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C2

Deuteranopia (green-blind)

#0057BC

Tritanopia (blue-blind)

#006B7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4451be;
/* rgb */ color: rgb(68, 81, 190);
/* oklch */ color: oklch(48.8% 0.170 273.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#4451be",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 190
  },
  "hsl": {
    "h": 233.607,
    "s": 48.413,
    "l": 50.588
  },
  "oklch": {
    "l": 0.48824,
    "c": 0.16994,
    "h": 273.2
  },
  "luminance": 0.10832
}

Semantic roles & 50–950 ramp

primary

#4451BE

secondary

#CAC494

accent

#C950D8

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4451BE

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

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