#4E57E8#4E57E8

#4E57E8 is a mid, highly saturated blue. Relative luminance 0.143; OKLCH L 53.9% C 0.215 H 273.9°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#4E57E8
RGB	rgb(78, 87, 232)
HSL	hsl(236, 77%, 61%)
HSV	hsv(236, 66%, 91%)
CMYK	cmyk(66.4%, 62.5%, 0%, 9%)
CIE-LAB	lab(44.60, 41.58, -74.44)
CIE-LCH	lch(44.60, 85.26, 299.18°)
OKLab	oklab(53.93% 0.0146 -0.2147)
OKLCH	oklch(53.93% 0.215 273.9)
XYZ	xyz(21.1107, 14.2604, 77.9683)
Luminance	0.1426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57E8 #E8DF4E

analogous

#4EA4E8 #4E57E8 #924EE8

triadic

#4E57E8 #E84E57 #57E84E

tetradic

#4E57E8 #E84EA4 #E8DF4E #4EE892

square

#4E57E8 #E84EA4 #E8DF4E #4EE892

split-complementary

#4E57E8 #E8924E #A4E84E

monochromatic

#161EA6 #1D28DC #4E57E8 #848AEF #BABEF6

Accessibility & contrast

On white

5.45

#4E57E8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#4E57E8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57E8

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57E8	#FFFFFF	#000000	##FFFFFF
##4E57E8	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071ED

Deuteranopia (green-blind)

#0063E5

Tritanopia (blue-blind)

#007C97

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4e57e8;
/* rgb */ color: rgb(78, 87, 232);
/* oklch */ color: oklch(53.9% 0.215 273.9);

Tailwind

colors: {
  custom: {
    50: '#9186f0',
    500: '#4e57e8',
    950: '#000000',
  },
}

SCSS

$custom: #4e57e8;
$custom-light: #9186f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57e8",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 232
  },
  "hsl": {
    "h": 236.494,
    "s": 77,
    "l": 60.784
  },
  "oklch": {
    "l": 0.53927,
    "c": 0.21524,
    "h": 273.9
  },
  "luminance": 0.14262
}

Semantic roles & 50–950 ramp

primary

#4E57E8

secondary

#E6E3AC

accent

#CD0CD9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #4E57E8

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

Preview Lab → · Contrast checker → · Palette generator →