#4B3DA4#4B3DA4

#4B3DA4 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.6% C 0.159 H 283.8°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#4B3DA4
RGB	rgb(75, 61, 164)
HSL	hsl(248, 46%, 44%)
HSV	hsv(248, 63%, 64%)
CMYK	cmyk(54.3%, 62.8%, 0%, 35.7%)
CIE-LAB	lab(32.95, 34.65, -53.87)
CIE-LCH	lch(32.95, 64.05, 302.75°)
OKLab	oklab(43.65% 0.038 -0.1545)
OKLCH	oklch(43.65% 0.159 283.8)
XYZ	xyz(11.2692, 7.5130, 35.9711)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3DA4 #96A43D

analogous

#3D63A4 #4B3DA4 #7F3DA4

triadic

#4B3DA4 #A44B3D #3DA44B

tetradic

#4B3DA4 #A43D63 #96A43D #3DA47F

square

#4B3DA4 #A43D63 #96A43D #3DA47F

split-complementary

#4B3DA4 #A47F3D #63A43D

monochromatic

#221C4B #372C77 #4B3DA4 #6A5CC2 #9388D3

Accessibility & contrast

On white

8.39

#4B3DA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#4B3DA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3DA4

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3DA4	#FFFFFF	#000000	##FFFFFF
##4B3DA4	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A7

Deuteranopia (green-blind)

#004AA2

Tritanopia (blue-blind)

#25566A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4b3da4;
/* rgb */ color: rgb(75, 61, 164);
/* oklch */ color: oklch(43.6% 0.159 283.8);

Tailwind

colors: {
  custom: {
    50: '#8573c0',
    500: '#4b3da4',
    950: '#000000',
  },
}

SCSS

$custom: #4b3da4;
$custom-light: #8573c0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3da4",
  "rgb": {
    "r": 75,
    "g": 61,
    "b": 164
  },
  "hsl": {
    "h": 248.155,
    "s": 45.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.43647,
    "c": 0.15914,
    "h": 283.8
  },
  "luminance": 0.07514
}

Semantic roles & 50–950 ramp

primary

#4B3DA4

secondary

#B5BD7F

accent

#D552C4

background

#F8F7FB

surface

#F0EDF7

border

#CBC8D0

text

#0C0812

muted

#7D7B81

Preview Lab

Preview with #4B3DA4

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

Preview Lab → · Contrast checker → · Palette generator →