#4D55CE#4D55CE

#4D55CE is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.4% C 0.184 H 275.0°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#4D55CE
RGB	rgb(77, 85, 206)
HSL	hsl(236, 57%, 55%)
HSV	hsv(236, 63%, 81%)
CMYK	cmyk(62.6%, 58.7%, 0%, 19.2%)
CIE-LAB	lab(42.05, 33.96, -63.78)
CIE-LCH	lch(42.05, 72.26, 298.03°)
OKLab	oklab(51.39% 0.016 -0.1835)
OKLCH	oklch(51.39% 0.184 275)
XYZ	xyz(17.4460, 12.5296, 59.8796)
Luminance	0.1253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D55CE #CEC64D

analogous

#4D95CE #4D55CE #854DCE

triadic

#4D55CE #CE4D55 #55CE4D

tetradic

#4D55CE #CE4D95 #CEC64D #4DCE85

square

#4D55CE #CE4D95 #CEC64D #4DCE85

split-complementary

#4D55CE #CE854D #95CE4D

monochromatic

#23287E #3038AE #4D55CE #7D83DB #ADB1E8

Accessibility & contrast

On white

5.99

#4D55CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#4D55CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D55CE

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D55CE	#FFFFFF	#000000	##FFFFFF
##4D55CE	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D2

Deuteranopia (green-blind)

#005ECC

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4d55ce;
/* rgb */ color: rgb(77, 85, 206);
/* oklch */ color: oklch(51.4% 0.184 275.0);

Tailwind

colors: {
  custom: {
    50: '#8c85de',
    500: '#4d55ce',
    950: '#000000',
  },
}

SCSS

$custom: #4d55ce;
$custom-light: #8c85de;
$custom-dark: #000000;

JSON

{
  "hex": "#4d55ce",
  "rgb": {
    "r": 77,
    "g": 85,
    "b": 206
  },
  "hsl": {
    "h": 236.279,
    "s": 56.828,
    "l": 55.49
  },
  "oklch": {
    "l": 0.51394,
    "c": 0.18418,
    "h": 275
  },
  "luminance": 0.12531
}

Semantic roles & 50–950 ramp

primary

#4D55CE

secondary

#D6D3A1

accent

#D748E0

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D55CE

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

Preview Lab → · Contrast checker → · Palette generator →