#4837BD#4837BD

#4837BD is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.7% C 0.199 H 280.4°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#4837BD
RGB	rgb(72, 55, 189)
HSL	hsl(248, 55%, 48%)
HSV	hsv(248, 71%, 74%)
CMYK	cmyk(61.9%, 70.9%, 0%, 25.9%)
CIE-LAB	lab(33.53, 45.59, -67.81)
CIE-LCH	lch(33.53, 81.71, 303.91°)
OKLab	oklab(44.66% 0.0359 -0.1955)
OKLCH	oklch(44.66% 0.199 280.4)
XYZ	xyz(13.2211, 7.7832, 48.9399)
Luminance	0.0778 (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

#4837BD #ACBD37

analogous

#3769BD #4837BD #8B37BD

triadic

#4837BD #BD4837 #37BD48

tetradic

#4837BD #BD3769 #ACBD37 #37BD8B

square

#4837BD #BD3769 #ACBD37 #37BD8B

split-complementary

#4837BD #BD8B37 #69BD37

monochromatic

#241B5E #36298E #4837BD #6F60D1 #9A90DF

Accessibility & contrast

On white

8.21

#4837BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#4837BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4837BD

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4837BD	#FFFFFF	#000000	##FFFFFF
##4837BD	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C1

Deuteranopia (green-blind)

#004ABA

Tritanopia (blue-blind)

#005B76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4837bd;
/* rgb */ color: rgb(72, 55, 189);
/* oklch */ color: oklch(44.7% 0.199 280.4);

Tailwind

colors: {
  custom: {
    50: '#8970d2',
    500: '#4837bd',
    950: '#000000',
  },
}

SCSS

$custom: #4837bd;
$custom-light: #8970d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4837bd",
  "rgb": {
    "r": 72,
    "g": 55,
    "b": 189
  },
  "hsl": {
    "h": 247.612,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44662,
    "c": 0.19882,
    "h": 280.4
  },
  "luminance": 0.07784
}

Semantic roles & 50–950 ramp

primary

#4837BD

secondary

#C1C986

accent

#DE4ACB

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4837BD

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

Preview Lab → · Contrast checker → · Palette generator →