#4D55E3#4D55E3

#4D55E3 is a mid, highly saturated blue. Relative luminance 0.136; OKLCH L 53.1% C 0.211 H 274.1°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#4D55E3
RGB	rgb(77, 85, 227)
HSL	hsl(237, 73%, 60%)
HSV	hsv(237, 66%, 89%)
CMYK	cmyk(66.1%, 62.6%, 0%, 11%)
CIE-LAB	lab(43.68, 40.99, -73.12)
CIE-LCH	lch(43.68, 83.82, 299.27°)
OKLab	oklab(53.11% 0.0153 -0.2109)
OKLCH	oklch(53.11% 0.211 274.1)
XYZ	xyz(20.1696, 13.6190, 74.2240)
Luminance	0.1362 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D55E3 #E3DB4D

analogous

#4DA0E3 #4D55E3 #904DE3

triadic

#4D55E3 #E34D55 #55E34D

tetradic

#4D55E3 #E34DA0 #E3DB4D #4DE390

square

#4D55E3 #E34DA0 #E3DB4D #4DE390

split-complementary

#4D55E3 #E3904D #A0E34D

monochromatic

#19209D #212AD2 #4D55E3 #8288EB #B7BAF4

Accessibility & contrast

On white

5.64

#4D55E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#4D55E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D55E3

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D55E3	#FFFFFF	#000000	##FFFFFF
##4D55E3	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE8

Deuteranopia (green-blind)

#0061E0

Tritanopia (blue-blind)

#007994

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4d55e3;
/* rgb */ color: rgb(77, 85, 227);
/* oklch */ color: oklch(53.1% 0.211 274.1);

Tailwind

colors: {
  custom: {
    50: '#9085ed',
    500: '#4d55e3',
    950: '#000000',
  },
}

SCSS

$custom: #4d55e3;
$custom-light: #9085ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4d55e3",
  "rgb": {
    "r": 77,
    "g": 85,
    "b": 227
  },
  "hsl": {
    "h": 236.8,
    "s": 72.816,
    "l": 59.608
  },
  "oklch": {
    "l": 0.5311,
    "c": 0.21146,
    "h": 274.1
  },
  "luminance": 0.13621
}

Semantic roles & 50–950 ramp

primary

#4D55E3

secondary

#E3E0A9

accent

#E638F0

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4D55E3

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

Preview Lab → · Contrast checker → · Palette generator →