#4B5ECD#4B5ECD

#4B5ECD is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.9% C 0.172 H 271.9°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#4B5ECD
RGB	rgb(75, 94, 205)
HSL	hsl(231, 57%, 55%)
HSV	hsv(231, 63%, 80%)
CMYK	cmyk(63.4%, 54.1%, 0%, 19.6%)
CIE-LAB	lab(44.10, 27.65, -59.88)
CIE-LCH	lch(44.10, 65.96, 294.79°)
OKLab	oklab(52.87% 0.0057 -0.172)
OKLCH	oklch(52.87% 0.172 271.9)
XYZ	xyz(17.9201, 13.9075, 59.4858)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5ECD #CDBA4B

analogous

#4B9FCD #4B5ECD #794BCD

triadic

#4B5ECD #CD4B5E #5ECD4B

tetradic

#4B5ECD #CD4B9F #CDBA4B #4BCD79

square

#4B5ECD #CD4B9F #CDBA4B #4BCD79

split-complementary

#4B5ECD #CD794B #9FCD4B

monochromatic

#222F7B #3042AB #4B5ECD #7B89DA #ABB4E8

Accessibility & contrast

On white

5.55

#4B5ECD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#4B5ECD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5ECD

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5ECD	#FFFFFF	#000000	##FFFFFF
##4B5ECD	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B6ED1

Deuteranopia (green-blind)

#0063CB

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4b5ecd;
/* rgb */ color: rgb(75, 94, 205);
/* oklch */ color: oklch(52.9% 0.172 271.9);

Tailwind

colors: {
  custom: {
    50: '#8a8bdd',
    500: '#4b5ecd',
    950: '#000000',
  },
}

SCSS

$custom: #4b5ecd;
$custom-light: #8a8bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5ecd",
  "rgb": {
    "r": 75,
    "g": 94,
    "b": 205
  },
  "hsl": {
    "h": 231.231,
    "s": 56.522,
    "l": 54.902
  },
  "oklch": {
    "l": 0.52871,
    "c": 0.17205,
    "h": 271.9
  },
  "luminance": 0.13909
}

Semantic roles & 50–950 ramp

primary

#4B5ECD

secondary

#D5CD9F

accent

#CA48E0

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4B5ECD

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

Preview Lab → · Contrast checker → · Palette generator →