#4B45BE#4B45BE

#4B45BE is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.2% C 0.183 H 278.9°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#4B45BE
RGB	rgb(75, 69, 190)
HSL	hsl(243, 48%, 51%)
HSV	hsv(243, 64%, 75%)
CMYK	cmyk(60.5%, 63.7%, 0%, 25.5%)
CIE-LAB	lab(36.87, 38.17, -62.91)
CIE-LCH	lch(36.87, 73.59, 301.24°)
OKLab	oklab(47.16% 0.0284 -0.1811)
OKLCH	oklch(47.16% 0.183 278.9)
XYZ	xyz(14.3211, 9.4687, 49.7782)
Luminance	0.0947 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.70

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B45BE #B8BE45

analogous

#457BBE #4B45BE #8745BE

triadic

#4B45BE #BE4B45 #45BE4B

tetradic

#4B45BE #BE457B #B8BE45 #45BE87

square

#4B45BE #BE457B #B8BE45 #45BE87

split-complementary

#4B45BE #BE8745 #7BBE45

monochromatic

#272365 #383393 #4B45BE #7772CE #A3A0DE

Accessibility & contrast

On white

7.26

#4B45BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#4B45BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B45BE

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B45BE	#FFFFFF	#000000	##FFFFFF
##4B45BE	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC2

Deuteranopia (green-blind)

#0052BC

Tritanopia (blue-blind)

#00637B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4b45be;
/* rgb */ color: rgb(75, 69, 190);
/* oklch */ color: oklch(47.2% 0.183 278.9);

Tailwind

colors: {
  custom: {
    50: '#8979d3',
    500: '#4b45be',
    950: '#000000',
  },
}

SCSS

$custom: #4b45be;
$custom-light: #8979d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b45be",
  "rgb": {
    "r": 75,
    "g": 69,
    "b": 190
  },
  "hsl": {
    "h": 242.975,
    "s": 48.207,
    "l": 50.784
  },
  "oklch": {
    "l": 0.47162,
    "c": 0.18331,
    "h": 278.9
  },
  "luminance": 0.0947
}

Semantic roles & 50–950 ramp

primary

#4B45BE

secondary

#C8CA95

accent

#D850D1

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4B45BE

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

Preview Lab → · Contrast checker → · Palette generator →