#4D55D8#4D55D8

#4D55D8 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.2% C 0.197 H 274.6°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#4D55D8
RGB	rgb(77, 85, 216)
HSL	hsl(237, 64%, 57%)
HSV	hsv(237, 64%, 85%)
CMYK	cmyk(64.4%, 60.6%, 0%, 15.3%)
CIE-LAB	lab(42.81, 37.31, -68.28)
CIE-LCH	lch(42.81, 77.81, 298.66°)
OKLab	oklab(52.2% 0.0158 -0.1967)
OKLCH	oklch(52.2% 0.197 274.6)
XYZ	xyz(18.6996, 13.0310, 66.4822)
Luminance	0.1303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D55D8 #D8D04D

analogous

#4D9AD8 #4D55D8 #8B4DD8

triadic

#4D55D8 #D84D55 #55D84D

tetradic

#4D55D8 #D84D9A #D8D04D #4DD88B

square

#4D55D8 #D84D9A #D8D04D #4DD88B

split-complementary

#4D55D8 #D88B4D #9AD84D

monochromatic

#1F258C #2A32BE #4D55D8 #7F85E3 #B1B5EE

Accessibility & contrast

On white

5.82

#4D55D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#4D55D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D55D8

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D55D8	#FFFFFF	#000000	##FFFFFF
##4D55D8	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDC

Deuteranopia (green-blind)

#005FD5

Tritanopia (blue-blind)

#00768E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4d55d8;
/* rgb */ color: rgb(77, 85, 216);
/* oklch */ color: oklch(52.2% 0.197 274.6);

Tailwind

colors: {
  custom: {
    50: '#8e85e5',
    500: '#4d55d8',
    950: '#000000',
  },
}

SCSS

$custom: #4d55d8;
$custom-light: #8e85e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d55d8",
  "rgb": {
    "r": 77,
    "g": 85,
    "b": 216
  },
  "hsl": {
    "h": 236.547,
    "s": 64.055,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52198,
    "c": 0.19732,
    "h": 274.6
  },
  "luminance": 0.13033
}

Semantic roles & 50–950 ramp

primary

#4D55D8

secondary

#DCD9A4

accent

#DD41E7

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4D55D8

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

Preview Lab → · Contrast checker → · Palette generator →