#4E57D7#4E57D7

#4E57D7 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.5% C 0.193 H 274.5°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#4E57D7
RGB	rgb(78, 87, 215)
HSL	hsl(236, 63%, 57%)
HSV	hsv(236, 64%, 84%)
CMYK	cmyk(63.7%, 59.5%, 0%, 15.7%)
CIE-LAB	lab(43.27, 35.90, -66.95)
CIE-LCH	lch(43.27, 75.97, 298.20°)
OKLab	oklab(52.53% 0.0153 -0.1927)
OKLCH	oklch(52.53% 0.193 274.5)
XYZ	xyz(18.8118, 13.3408, 65.8605)
Luminance	0.1334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57D7 #D7CE4E

analogous

#4E9CD7 #4E57D7 #894ED7

triadic

#4E57D7 #D74E57 #57D74E

tetradic

#4E57D7 #D74E9C #D7CE4E #4ED789

square

#4E57D7 #D74E9C #D7CE4E #4ED789

split-complementary

#4E57D7 #D7894E #9CD74E

monochromatic

#1F278B #2B34BD #4E57D7 #8086E2 #B2B6EE

Accessibility & contrast

On white

5.72

#4E57D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#4E57D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57D7

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57D7	#FFFFFF	#000000	##FFFFFF
##4E57D7	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDB

Deuteranopia (green-blind)

#0060D4

Tritanopia (blue-blind)

#00778F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4e57d7;
/* rgb */ color: rgb(78, 87, 215);
/* oklch */ color: oklch(52.5% 0.193 274.5);

Tailwind

colors: {
  custom: {
    50: '#8e86e4',
    500: '#4e57d7',
    950: '#000000',
  },
}

SCSS

$custom: #4e57d7;
$custom-light: #8e86e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57d7",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 215
  },
  "hsl": {
    "h": 236.058,
    "s": 63.134,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52531,
    "c": 0.19335,
    "h": 274.5
  },
  "luminance": 0.13342
}

Semantic roles & 50–950 ramp

primary

#4E57D7

secondary

#DCD8A5

accent

#DB42E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4E57D7

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

Preview Lab → · Contrast checker → · Palette generator →