#4D39BF#4D39BF

#4D39BF is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.5% C 0.198 H 281.9°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#4D39BF
RGB	rgb(77, 57, 191)
HSL	hsl(249, 54%, 49%)
HSV	hsv(249, 70%, 75%)
CMYK	cmyk(59.7%, 70.2%, 0%, 25.1%)
CIE-LAB	lab(34.53, 45.79, -67.33)
CIE-LCH	lch(34.53, 81.42, 304.22°)
OKLab	oklab(45.54% 0.0409 -0.194)
OKLCH	oklch(45.54% 0.198 281.9)
XYZ	xyz(13.9247, 8.2647, 50.1416)
Luminance	0.0827 (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

#4D39BF #ABBF39

analogous

#3968BF #4D39BF #9039BF

triadic

#4D39BF #BF4D39 #39BF4D

tetradic

#4D39BF #BF3968 #ABBF39 #39BF90

square

#4D39BF #BF3968 #ABBF39 #39BF90

split-complementary

#4D39BF #BF9039 #68BF39

monochromatic

#271D61 #3A2B90 #4D39BF #7564D1 #9F93DF

Accessibility & contrast

On white

7.91

#4D39BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#4D39BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D39BF

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D39BF	#FFFFFF	#000000	##FFFFFF
##4D39BF	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C3

Deuteranopia (green-blind)

#004CBC

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4d39bf;
/* rgb */ color: rgb(77, 57, 191);
/* oklch */ color: oklch(45.5% 0.198 281.9);

Tailwind

colors: {
  custom: {
    50: '#8b71d3',
    500: '#4d39bf',
    950: '#000000',
  },
}

SCSS

$custom: #4d39bf;
$custom-light: #8b71d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4d39bf",
  "rgb": {
    "r": 77,
    "g": 57,
    "b": 191
  },
  "hsl": {
    "h": 248.955,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45536,
    "c": 0.19825,
    "h": 281.9
  },
  "luminance": 0.08266
}

Semantic roles & 50–950 ramp

primary

#4D39BF

secondary

#C0CA8A

accent

#DD4AC7

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4D39BF

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

Preview Lab → · Contrast checker → · Palette generator →