#4B3FD7#4B3FD7

#4B3FD7 is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.5% C 0.221 H 277.7°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#4B3FD7
RGB	rgb(75, 63, 215)
HSL	hsl(245, 66%, 55%)
HSV	hsv(245, 71%, 84%)
CMYK	cmyk(65.1%, 70.7%, 0%, 15.7%)
CIE-LAB	lab(37.76, 49.65, -75.97)
CIE-LCH	lch(37.76, 90.76, 303.17°)
OKLab	oklab(48.47% 0.0297 -0.2193)
OKLCH	oklch(48.47% 0.221 277.7)
XYZ	xyz(16.9409, 9.9557, 65.3057)
Luminance	0.0996 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.42

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3FD7 #CBD73F

analogous

#3F7FD7 #4B3FD7 #973FD7

triadic

#4B3FD7 #D74B3F #3FD74B

tetradic

#4B3FD7 #D73F7F #CBD73F #3FD797

square

#4B3FD7 #D73F7F #CBD73F #3FD797

split-complementary

#4B3FD7 #D7973F #7FD73F

monochromatic

#231B81 #3125B3 #4B3FD7 #7A72E2 #AAA4EC

Accessibility & contrast

On white

7.02

#4B3FD7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#4B3FD7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3FD7

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3FD7	#FFFFFF	#000000	##FFFFFF
##4B3FD7	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FDC

Deuteranopia (green-blind)

#0052D4

Tritanopia (blue-blind)

#006987

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4b3fd7;
/* rgb */ color: rgb(75, 63, 215);
/* oklch */ color: oklch(48.5% 0.221 277.7);

Tailwind

colors: {
  custom: {
    50: '#8e76e5',
    500: '#4b3fd7',
    950: '#000000',
  },
}

SCSS

$custom: #4b3fd7;
$custom-light: #8e76e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3fd7",
  "rgb": {
    "r": 75,
    "g": 63,
    "b": 215
  },
  "hsl": {
    "h": 244.737,
    "s": 65.517,
    "l": 54.51
  },
  "oklch": {
    "l": 0.48473,
    "c": 0.22135,
    "h": 277.7
  },
  "luminance": 0.09957
}

Semantic roles & 50–950 ramp

primary

#4B3FD7

secondary

#D4D999

accent

#E83FDB

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4B3FD7

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

Preview Lab → · Contrast checker → · Palette generator →