#4B53AB#4B53AB

#4B53AB is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.3% C 0.139 H 276.0°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#4B53AB
RGB	rgb(75, 83, 171)
HSL	hsl(235, 39%, 48%)
HSV	hsv(235, 56%, 67%)
CMYK	cmyk(56.1%, 51.5%, 0%, 32.9%)
CIE-LAB	lab(38.94, 23.07, -48.36)
CIE-LCH	lch(38.94, 53.58, 295.50°)
OKLab	oklab(48.25% 0.0145 -0.1382)
OKLCH	oklch(48.25% 0.139 276)
XYZ	xyz(13.3432, 10.6217, 39.8673)
Luminance	0.1062 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B53AB #ABA34B

analogous

#4B83AB #4B53AB #734BAB

triadic

#4B53AB #AB4B53 #53AB4B

tetradic

#4B53AB #AB4B83 #ABA34B #4BAB73

square

#4B53AB #AB4B83 #ABA34B #4BAB73

split-complementary

#4B53AB #AB734B #83AB4B

monochromatic

#262A56 #383E80 #4B53AB #7279C1 #9DA1D4

Accessibility & contrast

On white

6.72

#4B53AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#4B53AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B53AB

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B53AB	#FFFFFF	#000000	##FFFFFF
##4B53AB	1.00	6.72	3.12	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2560AE

Deuteranopia (green-blind)

#1558A9

Tritanopia (blue-blind)

#186777

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4b53ab;
/* rgb */ color: rgb(75, 83, 171);
/* oklch */ color: oklch(48.3% 0.139 276.0);

Tailwind

colors: {
  custom: {
    50: '#8583c5',
    500: '#4b53ab',
    950: '#000000',
  },
}

SCSS

$custom: #4b53ab;
$custom-light: #8583c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b53ab",
  "rgb": {
    "r": 75,
    "g": 83,
    "b": 171
  },
  "hsl": {
    "h": 235,
    "s": 39.024,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48253,
    "c": 0.13895,
    "h": 276
  },
  "luminance": 0.10623
}

Semantic roles & 50–950 ramp

primary

#4B53AB

secondary

#C0BC91

accent

#C559CF

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4B53AB

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

Preview Lab → · Contrast checker → · Palette generator →