#4451D3#4451D3

#4451D3 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.5% C 0.198 H 272.7°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4451D3
RGB	rgb(68, 81, 211)
HSL	hsl(235, 62%, 55%)
HSV	hsv(235, 68%, 83%)
CMYK	cmyk(67.8%, 61.6%, 0%, 17.3%)
CIE-LAB	lab(40.92, 36.81, -68.51)
CIE-LCH	lch(40.92, 77.77, 298.25°)
OKLab	oklab(50.54% 0.0093 -0.1976)
OKLCH	oklch(50.54% 0.198 272.7)
XYZ	xyz(17.0803, 11.8154, 62.9958)
Luminance	0.1182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451D3 #D3C644

analogous

#4499D3 #4451D3 #7E44D3

triadic

#4451D3 #D34451 #51D344

tetradic

#4451D3 #D34499 #D3C644 #44D37E

square

#4451D3 #D34499 #D3C644 #44D37E

split-complementary

#4451D3 #D37E44 #99D344

monochromatic

#1E277F #2936B0 #4451D3 #767FDF #A7ADEA

Accessibility & contrast

On white

6.24

#4451D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#4451D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451D3

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451D3	#FFFFFF	#000000	##FFFFFF
##4451D3	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D7

Deuteranopia (green-blind)

#005AD0

Tritanopia (blue-blind)

#00728A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4451d3;
/* rgb */ color: rgb(68, 81, 211);
/* oklch */ color: oklch(50.5% 0.198 272.7);

Tailwind

colors: {
  custom: {
    50: '#8982e1',
    500: '#4451d3',
    950: '#000000',
  },
}

SCSS

$custom: #4451d3;
$custom-light: #8982e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4451d3",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 211
  },
  "hsl": {
    "h": 234.545,
    "s": 61.905,
    "l": 54.706
  },
  "oklch": {
    "l": 0.5054,
    "c": 0.19786,
    "h": 272.7
  },
  "luminance": 0.11817
}

Semantic roles & 50–950 ramp

primary

#4451D3

secondary

#D8D29B

accent

#D643E5

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4451D3

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

Preview Lab → · Contrast checker → · Palette generator →