#4A37AF#4A37AF

#4A37AF is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.5% C 0.181 H 283.1°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#4A37AF
RGB	rgb(74, 55, 175)
HSL	hsl(250, 52%, 45%)
HSV	hsv(250, 69%, 69%)
CMYK	cmyk(57.7%, 68.6%, 0%, 31.4%)
CIE-LAB	lab(32.44, 41.51, -61.29)
CIE-LCH	lch(32.44, 74.02, 304.11°)
OKLab	oklab(43.54% 0.0411 -0.1764)
OKLCH	oklch(43.54% 0.181 283.1)
XYZ	xyz(11.9257, 7.2826, 41.3264)
Luminance	0.0728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.04

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A37AF #9CAF37

analogous

#3760AF #4A37AF #8637AF

triadic

#4A37AF #AF4A37 #37AF4A

tetradic

#4A37AF #AF3760 #9CAF37 #37AF86

square

#4A37AF #AF3760 #9CAF37 #37AF86

split-complementary

#4A37AF #AF8637 #60AF37

monochromatic

#231A52 #362880 #4A37AF #6B59CB #9487D9

Accessibility & contrast

On white

8.55

#4A37AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4A37AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A37AF

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A37AF	#FFFFFF	#000000	##FFFFFF
##4A37AF	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B3

Deuteranopia (green-blind)

#0048AD

Tritanopia (blue-blind)

#13566E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4a37af;
/* rgb */ color: rgb(74, 55, 175);
/* oklch */ color: oklch(43.5% 0.181 283.1);

Tailwind

colors: {
  custom: {
    50: '#876fc8',
    500: '#4a37af',
    950: '#000000',
  },
}

SCSS

$custom: #4a37af;
$custom-light: #876fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#4a37af",
  "rgb": {
    "r": 74,
    "g": 55,
    "b": 175
  },
  "hsl": {
    "h": 249.5,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.43542,
    "c": 0.18109,
    "h": 283.1
  },
  "luminance": 0.07283
}

Semantic roles & 50–950 ramp

primary

#4A37AF

secondary

#B8C37F

accent

#DC4CC5

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4A37AF

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

Preview Lab → · Contrast checker → · Palette generator →