#4E55E7#4E55E7

#4E55E7 is a mid, highly saturated blue. Relative luminance 0.139; OKLCH L 53.5% C 0.216 H 274.3°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#4E55E7
RGB	rgb(78, 85, 231)
HSL	hsl(237, 76%, 61%)
HSV	hsv(237, 66%, 91%)
CMYK	cmyk(66.2%, 63.2%, 0%, 9.4%)
CIE-LAB	lab(44.07, 42.45, -74.75)
CIE-LCH	lch(44.07, 85.96, 299.59°)
OKLab	oklab(53.51% 0.0161 -0.2157)
OKLCH	oklch(53.51% 0.216 274.3)
XYZ	xyz(20.8094, 13.8843, 77.1691)
Luminance	0.1389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E55E7 #E7E04E

analogous

#4EA1E7 #4E55E7 #934EE7

triadic

#4E55E7 #E74E55 #55E74E

tetradic

#4E55E7 #E74EA1 #E7E04E #4EE793

square

#4E55E7 #E74EA1 #E7E04E #4EE793

split-complementary

#4E55E7 #E7934E #A1E74E

monochromatic

#161DA4 #1E26DA #4E55E7 #8489EE #BABDF6

Accessibility & contrast

On white

5.56

#4E55E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#4E55E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E55E7

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E55E7	#FFFFFF	#000000	##FFFFFF
##4E55E7	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FEC

Deuteranopia (green-blind)

#0061E4

Tritanopia (blue-blind)

#007B96

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4e55e7;
/* rgb */ color: rgb(78, 85, 231);
/* oklch */ color: oklch(53.5% 0.216 274.3);

Tailwind

colors: {
  custom: {
    50: '#9185f0',
    500: '#4e55e7',
    950: '#000000',
  },
}

SCSS

$custom: #4e55e7;
$custom-light: #9185f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e55e7",
  "rgb": {
    "r": 78,
    "g": 85,
    "b": 231
  },
  "hsl": {
    "h": 237.255,
    "s": 76.119,
    "l": 60.588
  },
  "oklch": {
    "l": 0.53508,
    "c": 0.21627,
    "h": 274.3
  },
  "luminance": 0.13886
}

Semantic roles & 50–950 ramp

primary

#4E55E7

secondary

#E5E3AB

accent

#CF0DD8

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #4E55E7

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

Preview Lab → · Contrast checker → · Palette generator →