#4D55D7#4D55D7

#4D55D7 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.1% C 0.196 H 274.6°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#4D55D7
RGB	rgb(77, 85, 215)
HSL	hsl(237, 63%, 57%)
HSV	hsv(237, 64%, 84%)
CMYK	cmyk(64.2%, 60.5%, 0%, 15.7%)
CIE-LAB	lab(42.73, 36.98, -67.83)
CIE-LCH	lch(42.73, 77.26, 298.60°)
OKLab	oklab(52.12% 0.0158 -0.1954)
OKLCH	oklch(52.12% 0.196 274.6)
XYZ	xyz(18.5708, 12.9795, 65.8034)
Luminance	0.1298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D55D7 #D7CF4D

analogous

#4D9AD7 #4D55D7 #8A4DD7

triadic

#4D55D7 #D74D55 #55D74D

tetradic

#4D55D7 #D74D9A #D7CF4D #4DD78A

square

#4D55D7 #D74D9A #D7CF4D #4DD78A

split-complementary

#4D55D7 #D78A4D #9AD74D

monochromatic

#1F258A #2A33BC #4D55D7 #7F85E2 #B1B4ED

Accessibility & contrast

On white

5.84

#4D55D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4D55D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D55D7

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D55D7	#FFFFFF	#000000	##FFFFFF
##4D55D7	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDB

Deuteranopia (green-blind)

#005FD4

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4d55d7;
/* rgb */ color: rgb(77, 85, 215);
/* oklch */ color: oklch(52.1% 0.196 274.6);

Tailwind

colors: {
  custom: {
    50: '#8e85e4',
    500: '#4d55d7',
    950: '#000000',
  },
}

SCSS

$custom: #4d55d7;
$custom-light: #8e85e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4d55d7",
  "rgb": {
    "r": 77,
    "g": 85,
    "b": 215
  },
  "hsl": {
    "h": 236.522,
    "s": 63.303,
    "l": 57.255
  },
  "oklch": {
    "l": 0.52116,
    "c": 0.19602,
    "h": 274.6
  },
  "luminance": 0.12981
}

Semantic roles & 50–950 ramp

primary

#4D55D7

secondary

#DCD9A4

accent

#DD41E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4D55D7

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

Preview Lab → · Contrast checker → · Palette generator →