#4451AD#4451AD

#4451AD is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.5% C 0.146 H 273.5°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#4451AD
RGB	rgb(68, 81, 173)
HSL	hsl(233, 44%, 47%)
HSV	hsv(233, 61%, 68%)
CMYK	cmyk(60.7%, 53.2%, 0%, 32.2%)
CIE-LAB	lab(38.07, 23.65, -50.96)
CIE-LCH	lch(38.07, 56.18, 294.90°)
OKLab	oklab(47.53% 0.0088 -0.146)
OKLCH	oklch(47.53% 0.146 273.5)
XYZ	xyz(12.8667, 10.1299, 40.8043)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451AD #ADA044

analogous

#4486AD #4451AD #6B44AD

triadic

#4451AD #AD4451 #51AD44

tetradic

#4451AD #AD4486 #ADA044 #44AD6B

square

#4451AD #AD4486 #ADA044 #44AD6B

split-complementary

#4451AD #AD6B44 #86AD44

monochromatic

#212855 #333C81 #4451AD #6A75C4 #969ED6

Accessibility & contrast

On white

6.94

#4451AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#4451AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451AD

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451AD	#FFFFFF	#000000	##FFFFFF
##4451AD	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#195EB0

Deuteranopia (green-blind)

#0055AB

Tritanopia (blue-blind)

#006677

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4451ad;
/* rgb */ color: rgb(68, 81, 173);
/* oklch */ color: oklch(47.5% 0.146 273.5);

Tailwind

colors: {
  custom: {
    50: '#8281c6',
    500: '#4451ad',
    950: '#000000',
  },
}

SCSS

$custom: #4451ad;
$custom-light: #8281c6;
$custom-dark: #000000;

JSON

{
  "hex": "#4451ad",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 173
  },
  "hsl": {
    "h": 232.571,
    "s": 43.568,
    "l": 47.255
  },
  "oklch": {
    "l": 0.47526,
    "c": 0.14631,
    "h": 273.5
  },
  "luminance": 0.10131
}

Semantic roles & 50–950 ramp

primary

#4451AD

secondary

#C1BB8B

accent

#C454D3

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4451AD

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

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