#4B47DB#4B47DB

#4B47DB is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 50.0% C 0.218 H 276.3°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#4B47DB
RGB	rgb(75, 71, 219)
HSL	hsl(242, 67%, 57%)
HSV	hsv(242, 68%, 86%)
CMYK	cmyk(65.8%, 67.6%, 0%, 14.1%)
CIE-LAB	lab(39.77, 46.39, -74.96)
CIE-LCH	lch(39.77, 88.16, 301.75°)
OKLab	oklab(50.03% 0.0238 -0.2164)
OKLCH	oklch(50.03% 0.218 276.3)
XYZ	xyz(17.9369, 11.1152, 68.2043)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Purpleish Blue

#6140EF

ΔE00 4.18

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B47DB #D7DB47

analogous

#478DDB #4B47DB #9547DB

triadic

#4B47DB #DB4B47 #47DB4B

tetradic

#4B47DB #DB478D #D7DB47 #47DB95

square

#4B47DB #DB478D #D7DB47 #47DB95

split-complementary

#4B47DB #DB9547 #8DDB47

monochromatic

#1E1B8C #2A25BF #4B47DB #7D7AE5 #AFADEF

Accessibility & contrast

On white

6.51

#4B47DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#4B47DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B47DB

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B47DB	#FFFFFF	#000000	##FFFFFF
##4B47DB	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064E0

Deuteranopia (green-blind)

#0057D8

Tritanopia (blue-blind)

#006F8B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4b47db;
/* rgb */ color: rgb(75, 71, 219);
/* oklch */ color: oklch(50.0% 0.218 276.3);

Tailwind

colors: {
  custom: {
    50: '#8e7be7',
    500: '#4b47db',
    950: '#000000',
  },
}

SCSS

$custom: #4b47db;
$custom-light: #8e7be7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b47db",
  "rgb": {
    "r": 75,
    "g": 71,
    "b": 219
  },
  "hsl": {
    "h": 241.622,
    "s": 67.273,
    "l": 56.863
  },
  "oklch": {
    "l": 0.50026,
    "c": 0.21771,
    "h": 276.3
  },
  "luminance": 0.11117
}

Semantic roles & 50–950 ramp

primary

#4B47DB

secondary

#DBDDA1

accent

#EA3EE6

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4B47DB

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

Preview Lab → · Contrast checker → · Palette generator →