#4E55CD#4E55CD

#4E55CD is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.4% C 0.183 H 275.4°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#4E55CD
RGB	rgb(78, 85, 205)
HSL	hsl(237, 56%, 55%)
HSV	hsv(237, 62%, 80%)
CMYK	cmyk(62%, 58.5%, 0%, 19.6%)
CIE-LAB	lab(42.04, 33.79, -63.22)
CIE-LCH	lch(42.04, 71.68, 298.12°)
OKLab	oklab(51.38% 0.0171 -0.1818)
OKLCH	oklch(51.38% 0.183 275.4)
XYZ	xyz(17.4062, 12.5231, 59.2457)
Luminance	0.1252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E55CD #CDC64E

analogous

#4E94CD #4E55CD #864ECD

triadic

#4E55CD #CD4E55 #55CD4E

tetradic

#4E55CD #CD4E94 #CDC64E #4ECD86

square

#4E55CD #CD4E94 #CDC64E #4ECD86

split-complementary

#4E55CD #CD864E #94CD4E

monochromatic

#23287D #3138AD #4E55CD #7E83DA #ADB1E8

Accessibility & contrast

On white

5.99

#4E55CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4E55CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E55CD

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E55CD	#FFFFFF	#000000	##FFFFFF
##4E55CD	1.00	5.99	3.50	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D1

Deuteranopia (green-blind)

#005ECB

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4e55cd;
/* rgb */ color: rgb(78, 85, 205);
/* oklch */ color: oklch(51.4% 0.183 275.4);

Tailwind

colors: {
  custom: {
    50: '#8c85dd',
    500: '#4e55cd',
    950: '#000000',
  },
}

SCSS

$custom: #4e55cd;
$custom-light: #8c85dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e55cd",
  "rgb": {
    "r": 78,
    "g": 85,
    "b": 205
  },
  "hsl": {
    "h": 236.693,
    "s": 55.947,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5138,
    "c": 0.18261,
    "h": 275.4
  },
  "luminance": 0.12524
}

Semantic roles & 50–950 ramp

primary

#4E55CD

secondary

#D6D3A1

accent

#D749DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4E55CD

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

Preview Lab → · Contrast checker → · Palette generator →