#4E55E5#4E55E5

#4E55E5 is a mid, highly saturated blue. Relative luminance 0.138; OKLCH L 53.3% C 0.214 H 274.4°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#4E55E5
RGB	rgb(78, 85, 229)
HSL	hsl(237, 74%, 60%)
HSV	hsv(237, 66%, 90%)
CMYK	cmyk(65.9%, 62.9%, 0%, 10.2%)
CIE-LAB	lab(43.90, 41.78, -73.89)
CIE-LCH	lch(43.90, 84.88, 299.49°)
OKLab	oklab(53.34% 0.0163 -0.2131)
OKLCH	oklch(53.34% 0.214 274.4)
XYZ	xyz(20.5286, 13.7720, 75.6900)
Luminance	0.1377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E55E5 #E5DE4E

analogous

#4EA0E5 #4E55E5 #934EE5

triadic

#4E55E5 #E54E55 #55E54E

tetradic

#4E55E5 #E54EA0 #E5DE4E #4EE593

square

#4E55E5 #E54EA0 #E5DE4E #4EE593

split-complementary

#4E55E5 #E5934E #A0E54E

monochromatic

#181EA1 #1F28D6 #4E55E5 #8388ED #B9BCF5

Accessibility & contrast

On white

5.59

#4E55E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#4E55E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E55E5

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E55E5	#FFFFFF	#000000	##FFFFFF
##4E55E5	1.00	5.59	3.75	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FEA

Deuteranopia (green-blind)

#0061E2

Tritanopia (blue-blind)

#007A95

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4e55e5;
/* rgb */ color: rgb(78, 85, 229);
/* oklch */ color: oklch(53.3% 0.214 274.4);

Tailwind

colors: {
  custom: {
    50: '#9185ee',
    500: '#4e55e5',
    950: '#000000',
  },
}

SCSS

$custom: #4e55e5;
$custom-light: #9185ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4e55e5",
  "rgb": {
    "r": 78,
    "g": 85,
    "b": 229
  },
  "hsl": {
    "h": 237.219,
    "s": 74.384,
    "l": 60.196
  },
  "oklch": {
    "l": 0.53339,
    "c": 0.21375,
    "h": 274.4
  },
  "luminance": 0.13774
}

Semantic roles & 50–950 ramp

primary

#4E55E5

secondary

#E4E2AA

accent

#CD0FD7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #4E55E5

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

Preview Lab → · Contrast checker → · Palette generator →