#4B45BA#4B45BA

#4B45BA is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.8% C 0.178 H 279.3°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#4B45BA
RGB	rgb(75, 69, 186)
HSL	hsl(243, 46%, 50%)
HSV	hsv(243, 63%, 73%)
CMYK	cmyk(59.7%, 62.9%, 0%, 27.1%)
CIE-LAB	lab(36.55, 36.86, -61.09)
CIE-LCH	lch(36.55, 71.35, 301.11°)
OKLab	oklab(46.83% 0.0287 -0.1757)
OKLCH	oklch(46.83% 0.178 279.3)
XYZ	xyz(13.8899, 9.2963, 47.5073)
Luminance	0.0930 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.35

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B45BA #B4BA45

analogous

#4579BA #4B45BA #8645BA

triadic

#4B45BA #BA4B45 #45BA4B

tetradic

#4B45BA #BA4579 #B4BA45 #45BA86

square

#4B45BA #BA4579 #B4BA45 #45BA86

split-complementary

#4B45BA #BA8645 #79BA45

monochromatic

#272461 #39348D #4B45BA #7672CB #A19EDB

Accessibility & contrast

On white

7.34

#4B45BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#4B45BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B45BA

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B45BA	#FFFFFF	#000000	##FFFFFF
##4B45BA	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBE

Deuteranopia (green-blind)

#0051B8

Tritanopia (blue-blind)

#006279

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4b45ba;
/* rgb */ color: rgb(75, 69, 186);
/* oklch */ color: oklch(46.8% 0.178 279.3);

Tailwind

colors: {
  custom: {
    50: '#8979d0',
    500: '#4b45ba',
    950: '#000000',
  },
}

SCSS

$custom: #4b45ba;
$custom-light: #8979d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b45ba",
  "rgb": {
    "r": 75,
    "g": 69,
    "b": 186
  },
  "hsl": {
    "h": 243.077,
    "s": 45.882,
    "l": 50
  },
  "oklch": {
    "l": 0.46826,
    "c": 0.17807,
    "h": 279.3
  },
  "luminance": 0.09297
}

Semantic roles & 50–950 ramp

primary

#4B45BA

secondary

#C5C893

accent

#D652CF

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0D0914

muted

#7D7B82

Preview Lab

Preview with #4B45BA

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

Preview Lab → · Contrast checker → · Palette generator →