#4D37C5#4D37C5

#4D37C5 is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.8% C 0.208 H 281.5°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#4D37C5
RGB	rgb(77, 55, 197)
HSL	hsl(249, 56%, 49%)
HSV	hsv(249, 72%, 77%)
CMYK	cmyk(60.9%, 72.1%, 0%, 22.7%)
CIE-LAB	lab(34.68, 48.72, -70.59)
CIE-LCH	lch(34.68, 85.77, 304.61°)
OKLab	oklab(45.81% 0.0412 -0.2035)
OKLCH	oklch(45.81% 0.208 281.5)
XYZ	xyz(14.5016, 8.3403, 53.6582)
Luminance	0.0834 (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

#4D37C5 #AFC537

analogous

#3768C5 #4D37C5 #9437C5

triadic

#4D37C5 #C54D37 #37C54D

tetradic

#4D37C5 #C53768 #AFC537 #37C594

square

#4D37C5 #C53768 #AFC537 #37C594

split-complementary

#4D37C5 #C59437 #68C537

monochromatic

#281C65 #3A2A95 #4D37C5 #7665D4 #A195E1

Accessibility & contrast

On white

7.87

#4D37C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#4D37C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37C5

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37C5	#FFFFFF	#000000	##FFFFFF
##4D37C5	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C9

Deuteranopia (green-blind)

#004CC2

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4d37c5;
/* rgb */ color: rgb(77, 55, 197);
/* oklch */ color: oklch(45.8% 0.208 281.5);

Tailwind

colors: {
  custom: {
    50: '#8d70d8',
    500: '#4d37c5',
    950: '#000000',
  },
}

SCSS

$custom: #4d37c5;
$custom-light: #8d70d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37c5",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 197
  },
  "hsl": {
    "h": 249.296,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.45812,
    "c": 0.20766,
    "h": 281.5
  },
  "luminance": 0.08341
}

Semantic roles & 50–950 ramp

primary

#4D37C5

secondary

#C3CD8B

accent

#E048C8

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4D37C5

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

Preview Lab → · Contrast checker → · Palette generator →