#4D55E1#4D55E1

#4D55E1 is a mid, highly saturated blue. Relative luminance 0.135; OKLCH L 52.9% C 0.209 H 274.2°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#4D55E1
RGB	rgb(77, 85, 225)
HSL	hsl(237, 71%, 59%)
HSV	hsv(237, 66%, 88%)
CMYK	cmyk(65.8%, 62.2%, 0%, 11.8%)
CIE-LAB	lab(43.52, 40.32, -72.25)
CIE-LCH	lch(43.52, 82.74, 299.17°)
OKLab	oklab(52.94% 0.0154 -0.2083)
OKLCH	oklch(52.94% 0.209 274.2)
XYZ	xyz(19.8952, 13.5092, 72.7787)
Luminance	0.1351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D55E1 #E1D94D

analogous

#4D9FE1 #4D55E1 #8F4DE1

triadic

#4D55E1 #E14D55 #55E14D

tetradic

#4D55E1 #E14D9F #E1D94D #4DE18F

square

#4D55E1 #E14D9F #E1D94D #4DE18F

split-complementary

#4D55E1 #E18F4D #9FE14D

monochromatic

#1A219A #232CCE #4D55E1 #8187EA #B6B9F3

Accessibility & contrast

On white

5.67

#4D55E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#4D55E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D55E1

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D55E1	#FFFFFF	#000000	##FFFFFF
##4D55E1	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE6

Deuteranopia (green-blind)

#0060DE

Tritanopia (blue-blind)

#007993

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4d55e1;
/* rgb */ color: rgb(77, 85, 225);
/* oklch */ color: oklch(52.9% 0.209 274.2);

Tailwind

colors: {
  custom: {
    50: '#8f85eb',
    500: '#4d55e1',
    950: '#000000',
  },
}

SCSS

$custom: #4d55e1;
$custom-light: #8f85eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4d55e1",
  "rgb": {
    "r": 77,
    "g": 85,
    "b": 225
  },
  "hsl": {
    "h": 236.757,
    "s": 71.154,
    "l": 59.216
  },
  "oklch": {
    "l": 0.52942,
    "c": 0.20892,
    "h": 274.2
  },
  "luminance": 0.13511
}

Semantic roles & 50–950 ramp

primary

#4D55E1

secondary

#E2DFA8

accent

#E43AEE

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4D55E1

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

Preview Lab → · Contrast checker → · Palette generator →