#4837B2#4837B2

#4837B2 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.6% C 0.185 H 281.8°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#4837B2
RGB	rgb(72, 55, 178)
HSL	hsl(248, 53%, 46%)
HSV	hsv(248, 69%, 70%)
CMYK	cmyk(59.6%, 69.1%, 0%, 30.2%)
CIE-LAB	lab(32.53, 42.14, -62.93)
CIE-LCH	lch(32.53, 75.74, 303.81°)
OKLab	oklab(43.65% 0.0378 -0.1812)
OKLCH	oklch(43.65% 0.185 281.8)
XYZ	xyz(12.0720, 7.3236, 42.8883)
Luminance	0.0732 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.99

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4837B2 #A1B237

analogous

#3763B2 #4837B2 #8537B2

triadic

#4837B2 #B24837 #37B248

tetradic

#4837B2 #B23763 #A1B237 #37B285

square

#4837B2 #B23763 #A1B237 #37B285

split-complementary

#4837B2 #B28537 #63B237

monochromatic

#221A54 #352983 #4837B2 #6A5ACC #9489DB

Accessibility & contrast

On white

8.52

#4837B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4837B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4837B2

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4837B2	#FFFFFF	#000000	##FFFFFF
##4837B2	1.00	8.52	2.46	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B6

Deuteranopia (green-blind)

#0048B0

Tritanopia (blue-blind)

#005770

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4837b2;
/* rgb */ color: rgb(72, 55, 178);
/* oklch */ color: oklch(43.6% 0.185 281.8);

Tailwind

colors: {
  custom: {
    50: '#876fca',
    500: '#4837b2',
    950: '#000000',
  },
}

SCSS

$custom: #4837b2;
$custom-light: #876fca;
$custom-dark: #000000;

JSON

{
  "hex": "#4837b2",
  "rgb": {
    "r": 72,
    "g": 55,
    "b": 178
  },
  "hsl": {
    "h": 248.293,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43646,
    "c": 0.18516,
    "h": 281.8
  },
  "luminance": 0.07324
}

Semantic roles & 50–950 ramp

primary

#4837B2

secondary

#BBC580

accent

#DC4CC8

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4837B2

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

Preview Lab → · Contrast checker → · Palette generator →