#4B5FD3#4B5FD3

#4B5FD3 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.5% C 0.179 H 271.6°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#4B5FD3
RGB	rgb(75, 95, 211)
HSL	hsl(231, 61%, 56%)
HSV	hsv(231, 64%, 83%)
CMYK	cmyk(64.5%, 55%, 0%, 17.3%)
CIE-LAB	lab(44.78, 29.09, -62.23)
CIE-LCH	lch(44.78, 68.69, 295.06°)
OKLab	oklab(53.51% 0.0051 -0.1788)
OKLCH	oklch(53.51% 0.179 271.6)
XYZ	xyz(18.7478, 14.3818, 63.4034)
Luminance	0.1438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5FD3 #D3BF4B

analogous

#4BA3D3 #4B5FD3 #7B4BD3

triadic

#4B5FD3 #D34B5F #5FD34B

tetradic

#4B5FD3 #D34BA3 #D3BF4B #4BD37B

square

#4B5FD3 #D34BA3 #D3BF4B #4BD37B

split-complementary

#4B5FD3 #D37B4B #A3D34B

monochromatic

#202F83 #2C40B5 #4B5FD3 #7C8BDF #ADB6EB

Accessibility & contrast

On white

5.42

#4B5FD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#4B5FD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5FD3

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5FD3	#FFFFFF	#000000	##FFFFFF
##4B5FD3	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070D7

Deuteranopia (green-blind)

#0064D1

Tritanopia (blue-blind)

#007B90

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4b5fd3;
/* rgb */ color: rgb(75, 95, 211);
/* oklch */ color: oklch(53.5% 0.179 271.6);

Tailwind

colors: {
  custom: {
    50: '#8b8ce1',
    500: '#4b5fd3',
    950: '#000000',
  },
}

SCSS

$custom: #4b5fd3;
$custom-light: #8b8ce1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5fd3",
  "rgb": {
    "r": 75,
    "g": 95,
    "b": 211
  },
  "hsl": {
    "h": 231.176,
    "s": 60.714,
    "l": 56.078
  },
  "oklch": {
    "l": 0.53511,
    "c": 0.17892,
    "h": 271.6
  },
  "luminance": 0.14383
}

Semantic roles & 50–950 ramp

primary

#4B5FD3

secondary

#D9D1A1

accent

#CC44E4

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4B5FD3

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

Preview Lab → · Contrast checker → · Palette generator →