#4B5EBA#4B5EBA

#4B5EBA is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.5% C 0.146 H 271.6°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#4B5EBA
RGB	rgb(75, 94, 186)
HSL	hsl(230, 45%, 51%)
HSV	hsv(230, 60%, 73%)
CMYK	cmyk(59.7%, 49.5%, 0%, 27.1%)
CIE-LAB	lab(42.83, 21.13, -50.92)
CIE-LCH	lch(42.83, 55.13, 292.54°)
OKLab	oklab(51.51% 0.0041 -0.1456)
OKLCH	oklch(51.51% 0.146 271.6)
XYZ	xyz(15.7643, 13.0452, 48.1321)
Luminance	0.1305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5EBA #BAA74B

analogous

#4B95BA #4B5EBA #6F4BBA

triadic

#4B5EBA #BA4B5E #5EBA4B

tetradic

#4B5EBA #BA4B95 #BAA74B #4BBA6F

square

#4B5EBA #BA4B95 #BAA74B #4BBA6F

split-complementary

#4B5EBA #BA6F4B #95BA4B

monochromatic

#263164 #374790 #4B5EBA #7786CB #A3ADDC

Accessibility & contrast

On white

5.82

#4B5EBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#4B5EBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5EBA

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5EBA	#FFFFFF	#000000	##FFFFFF
##4B5EBA	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F6ABD

Deuteranopia (green-blind)

#1A61B8

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4b5eba;
/* rgb */ color: rgb(75, 94, 186);
/* oklch */ color: oklch(51.5% 0.146 271.6);

Tailwind

colors: {
  custom: {
    50: '#878bcf',
    500: '#4b5eba',
    950: '#000000',
  },
}

SCSS

$custom: #4b5eba;
$custom-light: #878bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5eba",
  "rgb": {
    "r": 75,
    "g": 94,
    "b": 186
  },
  "hsl": {
    "h": 229.73,
    "s": 44.578,
    "l": 51.176
  },
  "oklch": {
    "l": 0.51509,
    "c": 0.14566,
    "h": 271.6
  },
  "luminance": 0.13046
}

Semantic roles & 50–950 ramp

primary

#4B5EBA

secondary

#C9C198

accent

#BE54D4

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4B5EBA

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

Preview Lab → · Contrast checker → · Palette generator →