#4B5ABC#4B5ABC

#4B5ABC is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.8% C 0.154 H 273.1°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#4B5ABC
RGB	rgb(75, 90, 188)
HSL	hsl(232, 46%, 52%)
HSV	hsv(232, 60%, 74%)
CMYK	cmyk(60.1%, 52.1%, 0%, 26.3%)
CIE-LAB	lab(41.90, 24.36, -53.58)
CIE-LCH	lch(41.90, 58.86, 294.45°)
OKLab	oklab(50.85% 0.0084 -0.1535)
OKLCH	oklch(50.85% 0.154 273.1)
XYZ	xyz(15.6319, 12.4378, 49.1442)
Luminance	0.1244 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5ABC #BCAD4B

analogous

#4B93BC #4B5ABC #754BBC

triadic

#4B5ABC #BC4B5A #5ABC4B

tetradic

#4B5ABC #BC4B93 #BCAD4B #4BBC75

square

#4B5ABC #BC4B93 #BCAD4B #4BBC75

split-complementary

#4B5ABC #BC754B #93BC4B

monochromatic

#262F66 #374393 #4B5ABC #7883CD #A4ACDD

Accessibility & contrast

On white

6.02

#4B5ABC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#4B5ABC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5ABC

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5ABC	#FFFFFF	#000000	##FFFFFF
##4B5ABC	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2168BF

Deuteranopia (green-blind)

#005EBA

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4b5abc;
/* rgb */ color: rgb(75, 90, 188);
/* oklch */ color: oklch(50.8% 0.154 273.1);

Tailwind

colors: {
  custom: {
    50: '#8888d1',
    500: '#4b5abc',
    950: '#000000',
  },
}

SCSS

$custom: #4b5abc;
$custom-light: #8888d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5abc",
  "rgb": {
    "r": 75,
    "g": 90,
    "b": 188
  },
  "hsl": {
    "h": 232.035,
    "s": 45.749,
    "l": 51.569
  },
  "oklch": {
    "l": 0.5085,
    "c": 0.1537,
    "h": 273.1
  },
  "luminance": 0.12439
}

Semantic roles & 50–950 ramp

primary

#4B5ABC

secondary

#CAC499

accent

#C452D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4B5ABC

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

Preview Lab → · Contrast checker → · Palette generator →