#4B5BD6#4B5BD6

#4B5BD6 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.0% C 0.188 H 272.6°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#4B5BD6
RGB	rgb(75, 91, 214)
HSL	hsl(233, 63%, 57%)
HSV	hsv(233, 65%, 84%)
CMYK	cmyk(65%, 57.5%, 0%, 16.1%)
CIE-LAB	lab(43.99, 32.62, -65.22)
CIE-LCH	lch(43.99, 72.92, 296.58°)
OKLab	oklab(52.99% 0.0086 -0.1877)
OKLCH	oklch(52.99% 0.188 272.6)
XYZ	xyz(18.7763, 13.8314, 65.2855)
Luminance	0.1383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5BD6 #D6C64B

analogous

#4BA0D6 #4B5BD6 #814BD6

triadic

#4B5BD6 #D64B5B #5BD64B

tetradic

#4B5BD6 #D64BA0 #D6C64B #4BD681

square

#4B5BD6 #D64BA0 #D6C64B #4BD681

split-complementary

#4B5BD6 #D6814B #A0D64B

monochromatic

#1F2B88 #2A3BBA #4B5BD6 #7D88E1 #AFB6ED

Accessibility & contrast

On white

5.58

#4B5BD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#4B5BD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5BD6

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5BD6	#FFFFFF	#000000	##FFFFFF
##4B5BD6	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDA

Deuteranopia (green-blind)

#0062D4

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4b5bd6;
/* rgb */ color: rgb(75, 91, 214);
/* oklch */ color: oklch(53.0% 0.188 272.6);

Tailwind

colors: {
  custom: {
    50: '#8c89e3',
    500: '#4b5bd6',
    950: '#000000',
  },
}

SCSS

$custom: #4b5bd6;
$custom-light: #8c89e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5bd6",
  "rgb": {
    "r": 75,
    "g": 91,
    "b": 214
  },
  "hsl": {
    "h": 233.094,
    "s": 62.896,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52993,
    "c": 0.18789,
    "h": 272.6
  },
  "luminance": 0.13833
}

Semantic roles & 50–950 ramp

primary

#4B5BD6

secondary

#DBD4A2

accent

#D342E6

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4B5BD6

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

Preview Lab → · Contrast checker → · Palette generator →