#4D3DB1#4D3DB1

#4D3DB1 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.9% C 0.176 H 283.0°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#4D3DB1
RGB	rgb(77, 61, 177)
HSL	hsl(248, 49%, 47%)
HSV	hsv(248, 66%, 69%)
CMYK	cmyk(56.5%, 65.5%, 0%, 30.6%)
CIE-LAB	lab(34.17, 39.13, -59.65)
CIE-LCH	lch(34.17, 71.34, 303.27°)
OKLab	oklab(44.91% 0.0395 -0.1715)
OKLCH	oklch(44.91% 0.176 283)
XYZ	xyz(12.6627, 8.0888, 42.4805)
Luminance	0.0809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.47

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D3DB1 #A1B13D

analogous

#3D67B1 #4D3DB1 #873DB1

triadic

#4D3DB1 #B14D3D #3DB14D

tetradic

#4D3DB1 #B13D67 #A1B13D #3DB187

square

#4D3DB1 #B13D67 #A1B13D #3DB187

split-complementary

#4D3DB1 #B1873D #67B13D

monochromatic

#251E56 #392D83 #4D3DB1 #7062C9 #9A90D9

Accessibility & contrast

On white

8.02

#4D3DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#4D3DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D3DB1

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D3DB1	#FFFFFF	#000000	##FFFFFF
##4D3DB1	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B5

Deuteranopia (green-blind)

#004CAF

Tritanopia (blue-blind)

#1B5A71

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4d3db1;
/* rgb */ color: rgb(77, 61, 177);
/* oklch */ color: oklch(44.9% 0.176 283.0);

Tailwind

colors: {
  custom: {
    50: '#8974c9',
    500: '#4d3db1',
    950: '#000000',
  },
}

SCSS

$custom: #4d3db1;
$custom-light: #8974c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d3db1",
  "rgb": {
    "r": 77,
    "g": 61,
    "b": 177
  },
  "hsl": {
    "h": 248.276,
    "s": 48.739,
    "l": 46.667
  },
  "oklch": {
    "l": 0.44905,
    "c": 0.17595,
    "h": 283
  },
  "luminance": 0.0809
}

Semantic roles & 50–950 ramp

primary

#4D3DB1

secondary

#BBC486

accent

#D850C5

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4D3DB1

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

Preview Lab → · Contrast checker → · Palette generator →