#4A37B2#4A37B2

#4A37B2 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.8% C 0.185 H 282.7°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#4A37B2
RGB	rgb(74, 55, 178)
HSL	hsl(249, 53%, 46%)
HSV	hsv(249, 69%, 70%)
CMYK	cmyk(58.4%, 69.1%, 0%, 30.2%)
CIE-LAB	lab(32.70, 42.45, -62.64)
CIE-LCH	lch(32.70, 75.67, 304.12°)
OKLab	oklab(43.81% 0.0406 -0.1803)
OKLCH	oklch(43.81% 0.185 282.7)
XYZ	xyz(12.2236, 7.4018, 42.8954)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.95

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A37B2 #9FB237

analogous

#3761B2 #4A37B2 #8737B2

triadic

#4A37B2 #B24A37 #37B24A

tetradic

#4A37B2 #B23761 #9FB237 #37B287

square

#4A37B2 #B23761 #9FB237 #37B287

split-complementary

#4A37B2 #B28737 #61B237

monochromatic

#231A54 #372983 #4A37B2 #6C5ACC #9589DB

Accessibility & contrast

On white

8.47

#4A37B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#4A37B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A37B2

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A37B2	#FFFFFF	#000000	##FFFFFF
##4A37B2	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#0B5770

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4a37b2;
/* rgb */ color: rgb(74, 55, 178);
/* oklch */ color: oklch(43.8% 0.185 282.7);

Tailwind

colors: {
  custom: {
    50: '#886fca',
    500: '#4a37b2',
    950: '#000000',
  },
}

SCSS

$custom: #4a37b2;
$custom-light: #886fca;
$custom-dark: #000000;

JSON

{
  "hex": "#4a37b2",
  "rgb": {
    "r": 74,
    "g": 55,
    "b": 178
  },
  "hsl": {
    "h": 249.268,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43812,
    "c": 0.18486,
    "h": 282.7
  },
  "luminance": 0.07403
}

Semantic roles & 50–950 ramp

primary

#4A37B2

secondary

#BAC580

accent

#DC4CC6

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4A37B2

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

Preview Lab → · Contrast checker → · Palette generator →