#4C39BF#4C39BF

#4C39BF is a mid, vivid blue. Relative luminance 0.082; OKLCH L 45.5% C 0.198 H 281.5°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#4C39BF
RGB	rgb(76, 57, 191)
HSL	hsl(249, 54%, 49%)
HSV	hsv(249, 70%, 75%)
CMYK	cmyk(60.2%, 70.2%, 0%, 25.1%)
CIE-LAB	lab(34.44, 45.65, -67.47)
CIE-LCH	lch(34.44, 81.46, 304.08°)
OKLab	oklab(45.46% 0.0395 -0.1944)
OKLCH	oklch(45.46% 0.198 281.5)
XYZ	xyz(13.8446, 8.2234, 50.1378)
Luminance	0.0822 (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

#4C39BF #ACBF39

analogous

#3969BF #4C39BF #8F39BF

triadic

#4C39BF #BF4C39 #39BF4C

tetradic

#4C39BF #BF3969 #ACBF39 #39BF8F

square

#4C39BF #BF3969 #ACBF39 #39BF8F

split-complementary

#4C39BF #BF8F39 #69BF39

monochromatic

#261D61 #392B90 #4C39BF #7464D1 #9E93DF

Accessibility & contrast

On white

7.94

#4C39BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#4C39BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C39BF

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C39BF	#FFFFFF	#000000	##FFFFFF
##4C39BF	1.00	7.94	2.64	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.94	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: #4c39bf;
/* rgb */ color: rgb(76, 57, 191);
/* oklch */ color: oklch(45.5% 0.198 281.5);

Tailwind

colors: {
  custom: {
    50: '#8b71d3',
    500: '#4c39bf',
    950: '#000000',
  },
}

SCSS

$custom: #4c39bf;
$custom-light: #8b71d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c39bf",
  "rgb": {
    "r": 76,
    "g": 57,
    "b": 191
  },
  "hsl": {
    "h": 248.507,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45455,
    "c": 0.1984,
    "h": 281.5
  },
  "luminance": 0.08224
}

Semantic roles & 50–950 ramp

primary

#4C39BF

secondary

#C1CA8A

accent

#DD4AC9

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4C39BF

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

Preview Lab → · Contrast checker → · Palette generator →