#4B5CD3#4B5CD3

#4B5CD3 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.9% C 0.183 H 272.4°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4B5CD3
RGB	rgb(75, 92, 211)
HSL	hsl(233, 61%, 56%)
HSV	hsv(233, 64%, 83%)
CMYK	cmyk(64.5%, 56.4%, 0%, 17.3%)
CIE-LAB	lab(44.02, 30.97, -63.45)
CIE-LCH	lch(44.02, 70.61, 296.02°)
OKLab	oklab(52.95% 0.0077 -0.1825)
OKLCH	oklch(52.95% 0.183 272.4)
XYZ	xyz(18.4827, 13.8517, 63.3150)
Luminance	0.1385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5CD3 #D3C24B

analogous

#4BA0D3 #4B5CD3 #7E4BD3

triadic

#4B5CD3 #D34B5C #5CD34B

tetradic

#4B5CD3 #D34BA0 #D3C24B #4BD37E

square

#4B5CD3 #D34BA0 #D3C24B #4BD37E

split-complementary

#4B5CD3 #D37E4B #A0D34B

monochromatic

#202D83 #2C3DB5 #4B5CD3 #7C89DF #ADB5EB

Accessibility & contrast

On white

5.57

#4B5CD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#4B5CD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5CD3

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5CD3	#FFFFFF	#000000	##FFFFFF
##4B5CD3	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED7

Deuteranopia (green-blind)

#0062D1

Tritanopia (blue-blind)

#00798E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4b5cd3;
/* rgb */ color: rgb(75, 92, 211);
/* oklch */ color: oklch(52.9% 0.183 272.4);

Tailwind

colors: {
  custom: {
    50: '#8b8ae1',
    500: '#4b5cd3',
    950: '#000000',
  },
}

SCSS

$custom: #4b5cd3;
$custom-light: #8b8ae1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5cd3",
  "rgb": {
    "r": 75,
    "g": 92,
    "b": 211
  },
  "hsl": {
    "h": 232.5,
    "s": 60.714,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52945,
    "c": 0.18265,
    "h": 272.4
  },
  "luminance": 0.13853
}

Semantic roles & 50–950 ramp

primary

#4B5CD3

secondary

#D9D2A1

accent

#D044E4

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B5CD3

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

Preview Lab → · Contrast checker → · Palette generator →