#4837BA#4837BA

#4837BA is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.4% C 0.195 H 280.8°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#4837BA
RGB	rgb(72, 55, 186)
HSL	hsl(248, 54%, 47%)
HSV	hsv(248, 70%, 73%)
CMYK	cmyk(61.3%, 70.4%, 0%, 27.1%)
CIE-LAB	lab(33.25, 44.65, -66.49)
CIE-LCH	lch(33.25, 80.09, 303.88°)
OKLab	oklab(44.38% 0.0365 -0.1917)
OKLCH	oklch(44.38% 0.195 280.8)
XYZ	xyz(12.8988, 7.6543, 47.2426)
Luminance	0.0766 (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

#4837BA #A9BA37

analogous

#3768BA #4837BA #8937BA

triadic

#4837BA #BA4837 #37BA48

tetradic

#4837BA #BA3768 #A9BA37 #37BA89

square

#4837BA #BA3768 #A9BA37 #37BA89

split-complementary

#4837BA #BA8937 #68BA37

monochromatic

#231B5C #36298B #4837BA #6D5FD0 #988EDE

Accessibility & contrast

On white

8.30

#4837BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4837BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4837BA

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4837BA	#FFFFFF	#000000	##FFFFFF
##4837BA	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BE

Deuteranopia (green-blind)

#0049B8

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4837ba;
/* rgb */ color: rgb(72, 55, 186);
/* oklch */ color: oklch(44.4% 0.195 280.8);

Tailwind

colors: {
  custom: {
    50: '#8870d0',
    500: '#4837ba',
    950: '#000000',
  },
}

SCSS

$custom: #4837ba;
$custom-light: #8870d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4837ba",
  "rgb": {
    "r": 72,
    "g": 55,
    "b": 186
  },
  "hsl": {
    "h": 247.786,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44382,
    "c": 0.19512,
    "h": 280.8
  },
  "luminance": 0.07655
}

Semantic roles & 50–950 ramp

primary

#4837BA

secondary

#BFC885

accent

#DE4ACB

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0714

muted

#7E7A82

Preview Lab

Preview with #4837BA

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

Preview Lab → · Contrast checker → · Palette generator →