#4E57D1#4E57D1

#4E57D1 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.1% C 0.185 H 274.7°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#4E57D1
RGB	rgb(78, 87, 209)
HSL	hsl(236, 59%, 56%)
HSV	hsv(236, 63%, 82%)
CMYK	cmyk(62.7%, 58.4%, 0%, 18%)
CIE-LAB	lab(42.82, 33.89, -64.24)
CIE-LCH	lch(42.82, 72.63, 297.81°)
OKLab	oklab(52.05% 0.0153 -0.1848)
OKLCH	oklch(52.05% 0.185 274.7)
XYZ	xyz(18.0549, 13.0380, 61.8744)
Luminance	0.1304 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57D1 #D1C84E

analogous

#4E99D1 #4E57D1 #874ED1

triadic

#4E57D1 #D14E57 #57D14E

tetradic

#4E57D1 #D14E99 #D1C84E #4ED187

square

#4E57D1 #D14E99 #D1C84E #4ED187

split-complementary

#4E57D1 #D1874E #99D14E

monochromatic

#222983 #2F38B3 #4E57D1 #7F85DE #AFB3EA

Accessibility & contrast

On white

5.82

#4E57D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#4E57D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57D1

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57D1	#FFFFFF	#000000	##FFFFFF
##4E57D1	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD5

Deuteranopia (green-blind)

#005FCF

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4e57d1;
/* rgb */ color: rgb(78, 87, 209);
/* oklch */ color: oklch(52.1% 0.185 274.7);

Tailwind

colors: {
  custom: {
    50: '#8d86e0',
    500: '#4e57d1',
    950: '#000000',
  },
}

SCSS

$custom: #4e57d1;
$custom-light: #8d86e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57d1",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 209
  },
  "hsl": {
    "h": 235.878,
    "s": 58.744,
    "l": 56.275
  },
  "oklch": {
    "l": 0.52055,
    "c": 0.18544,
    "h": 274.7
  },
  "luminance": 0.1304
}

Semantic roles & 50–950 ramp

primary

#4E57D1

secondary

#D8D5A2

accent

#D746E2

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4E57D1

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

Preview Lab → · Contrast checker → · Palette generator →