#4A37BE#4A37BE

#4A37BE is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.9% C 0.200 H 281.1°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#4A37BE
RGB	rgb(74, 55, 190)
HSL	hsl(248, 55%, 48%)
HSV	hsv(248, 71%, 75%)
CMYK	cmyk(61.1%, 71.1%, 0%, 25.5%)
CIE-LAB	lab(33.78, 46.17, -67.97)
CIE-LCH	lch(33.78, 82.17, 304.19°)
OKLab	oklab(44.91% 0.0385 -0.196)
OKLCH	oklch(44.91% 0.2 281.1)
XYZ	xyz(13.4816, 7.9050, 49.5206)
Luminance	0.0791 (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

#4A37BE #ABBE37

analogous

#3768BE #4A37BE #8D37BE

triadic

#4A37BE #BE4A37 #37BE4A

tetradic

#4A37BE #BE3768 #ABBE37 #37BE8D

square

#4A37BE #BE3768 #ABBE37 #37BE8D

split-complementary

#4A37BE #BE8D37 #68BE37

monochromatic

#251C5F #38298F #4A37BE #7161D1 #9B90DF

Accessibility & contrast

On white

8.14

#4A37BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#4A37BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A37BE

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A37BE	#FFFFFF	#000000	##FFFFFF
##4A37BE	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C2

Deuteranopia (green-blind)

#004ABB

Tritanopia (blue-blind)

#005C77

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4a37be;
/* rgb */ color: rgb(74, 55, 190);
/* oklch */ color: oklch(44.9% 0.200 281.1);

Tailwind

colors: {
  custom: {
    50: '#8a70d3',
    500: '#4a37be',
    950: '#000000',
  },
}

SCSS

$custom: #4a37be;
$custom-light: #8a70d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4a37be",
  "rgb": {
    "r": 74,
    "g": 55,
    "b": 190
  },
  "hsl": {
    "h": 248.444,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44914,
    "c": 0.19969,
    "h": 281.1
  },
  "luminance": 0.07906
}

Semantic roles & 50–950 ramp

primary

#4A37BE

secondary

#C0CA87

accent

#DE49C9

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4A37BE

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

Preview Lab → · Contrast checker → · Palette generator →