#4E57E4#4E57E4

#4E57E4 is a mid, highly saturated blue. Relative luminance 0.140; OKLCH L 53.6% C 0.210 H 274.0°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#4E57E4
RGB	rgb(78, 87, 228)
HSL	hsl(236, 74%, 60%)
HSV	hsv(236, 66%, 89%)
CMYK	cmyk(65.8%, 61.8%, 0%, 10.6%)
CIE-LAB	lab(44.28, 40.25, -72.70)
CIE-LCH	lch(44.28, 83.10, 298.97°)
OKLab	oklab(53.59% 0.0148 -0.2096)
OKLCH	oklch(53.59% 0.21 274)
XYZ	xyz(20.5490, 14.0357, 75.0100)
Luminance	0.1404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57E4 #E4DB4E

analogous

#4EA2E4 #4E57E4 #904EE4

triadic

#4E57E4 #E44E57 #57E44E

tetradic

#4E57E4 #E44EA2 #E4DB4E #4EE490

square

#4E57E4 #E44EA2 #E4DB4E #4EE490

split-complementary

#4E57E4 #E4904E #A2E44E

monochromatic

#18209F #202BD4 #4E57E4 #8389EC #B8BCF4

Accessibility & contrast

On white

5.52

#4E57E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#4E57E4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57E4

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57E4	#FFFFFF	#000000	##FFFFFF
##4E57E4	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070E9

Deuteranopia (green-blind)

#0062E1

Tritanopia (blue-blind)

#007B95

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4e57e4;
/* rgb */ color: rgb(78, 87, 228);
/* oklch */ color: oklch(53.6% 0.210 274.0);

Tailwind

colors: {
  custom: {
    50: '#9086ee',
    500: '#4e57e4',
    950: '#000000',
  },
}

SCSS

$custom: #4e57e4;
$custom-light: #9086ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57e4",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 228
  },
  "hsl": {
    "h": 236.4,
    "s": 73.529,
    "l": 60
  },
  "oklch": {
    "l": 0.53593,
    "c": 0.21016,
    "h": 274
  },
  "luminance": 0.14038
}

Semantic roles & 50–950 ramp

primary

#4E57E4

secondary

#E4E0AA

accent

#E538F0

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4E57E4

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

Preview Lab → · Contrast checker → · Palette generator →