#4B5BC9#4B5BC9

#4B5BC9 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.0% C 0.170 H 272.8°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#4B5BC9
RGB	rgb(75, 91, 201)
HSL	hsl(232, 54%, 54%)
HSV	hsv(232, 63%, 79%)
CMYK	cmyk(62.7%, 54.7%, 0%, 21.2%)
CIE-LAB	lab(43.05, 28.17, -59.27)
CIE-LCH	lch(43.05, 65.62, 295.42°)
OKLab	oklab(52% 0.0083 -0.1702)
OKLCH	oklch(52% 0.17 272.8)
XYZ	xyz(17.1818, 13.1936, 56.8882)
Luminance	0.1320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5BC9 #C9B94B

analogous

#4B9AC9 #4B5BC9 #7A4BC9

triadic

#4B5BC9 #C94B5B #5BC94B

tetradic

#4B5BC9 #C94B9A #C9B94B #4BC97A

square

#4B5BC9 #C94B9A #C9B94B #4BC97A

split-complementary

#4B5BC9 #C97A4B #9AC94B

monochromatic

#232E76 #3240A5 #4B5BC9 #7A86D7 #A9B1E5

Accessibility & contrast

On white

5.77

#4B5BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#4B5BC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5BC9

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5BC9	#FFFFFF	#000000	##FFFFFF
##4B5BC9	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#046BCD

Deuteranopia (green-blind)

#0060C7

Tritanopia (blue-blind)

#007589

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4b5bc9;
/* rgb */ color: rgb(75, 91, 201);
/* oklch */ color: oklch(52.0% 0.170 272.8);

Tailwind

colors: {
  custom: {
    50: '#8a89da',
    500: '#4b5bc9',
    950: '#000000',
  },
}

SCSS

$custom: #4b5bc9;
$custom-light: #8a89da;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5bc9",
  "rgb": {
    "r": 75,
    "g": 91,
    "b": 201
  },
  "hsl": {
    "h": 232.381,
    "s": 53.846,
    "l": 54.118
  },
  "oklch": {
    "l": 0.51997,
    "c": 0.17039,
    "h": 272.8
  },
  "luminance": 0.13195
}

Semantic roles & 50–950 ramp

primary

#4B5BC9

secondary

#D3CC9D

accent

#CB4BDD

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B5BC9

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

Preview Lab → · Contrast checker → · Palette generator →