#4D39BD#4D39BD

#4D39BD is a mid, vivid blue. Relative luminance 0.082; OKLCH L 45.4% C 0.196 H 282.2°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#4D39BD
RGB	rgb(77, 57, 189)
HSL	hsl(249, 54%, 48%)
HSV	hsv(249, 70%, 74%)
CMYK	cmyk(59.3%, 69.8%, 0%, 25.9%)
CIE-LAB	lab(34.35, 45.17, -66.45)
CIE-LCH	lch(34.35, 80.35, 304.21°)
OKLab	oklab(45.35% 0.0412 -0.1914)
OKLCH	oklch(45.35% 0.196 282.2)
XYZ	xyz(13.7061, 8.1772, 48.9904)
Luminance	0.0818 (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

#4D39BD #A9BD39

analogous

#3967BD #4D39BD #8F39BD

triadic

#4D39BD #BD4D39 #39BD4D

tetradic

#4D39BD #BD3967 #A9BD39 #39BD8F

square

#4D39BD #BD3967 #A9BD39 #39BD8F

split-complementary

#4D39BD #BD8F39 #67BD39

monochromatic

#271D5F #3A2B8E #4D39BD #7463D0 #9E92DE

Accessibility & contrast

On white

7.97

#4D39BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#4D39BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D39BD

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D39BD	#FFFFFF	#000000	##FFFFFF
##4D39BD	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C1

Deuteranopia (green-blind)

#004CBA

Tritanopia (blue-blind)

#005C77

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4d39bd;
/* rgb */ color: rgb(77, 57, 189);
/* oklch */ color: oklch(45.4% 0.196 282.2);

Tailwind

colors: {
  custom: {
    50: '#8b71d2',
    500: '#4d39bd',
    950: '#000000',
  },
}

SCSS

$custom: #4d39bd;
$custom-light: #8b71d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4d39bd",
  "rgb": {
    "r": 77,
    "g": 57,
    "b": 189
  },
  "hsl": {
    "h": 249.091,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.45353,
    "c": 0.19579,
    "h": 282.2
  },
  "luminance": 0.08178
}

Semantic roles & 50–950 ramp

primary

#4D39BD

secondary

#BFC989

accent

#DD4BC7

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4D39BD

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

Preview Lab → · Contrast checker → · Palette generator →