#4A57D3#4A57D3

#4A57D3 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.0% C 0.189 H 273.3°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#4A57D3
RGB	rgb(74, 87, 211)
HSL	hsl(234, 61%, 56%)
HSV	hsv(234, 65%, 83%)
CMYK	cmyk(64.9%, 58.8%, 0%, 17.3%)
CIE-LAB	lab(42.72, 33.94, -65.56)
CIE-LCH	lch(42.72, 73.82, 297.37°)
OKLab	oklab(51.97% 0.0109 -0.1888)
OKLCH	oklch(51.97% 0.189 273.3)
XYZ	xyz(17.9862, 12.9738, 63.1717)
Luminance	0.1298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A57D3 #D3C64A

analogous

#4A9BD3 #4A57D3 #814AD3

triadic

#4A57D3 #D34A57 #57D34A

tetradic

#4A57D3 #D34A9B #D3C64A #4AD381

square

#4A57D3 #D34A9B #D3C64A #4AD381

split-complementary

#4A57D3 #D3814A #9BD34A

monochromatic

#202983 #2C39B4 #4A57D3 #7B85DF #ACB2EB

Accessibility & contrast

On white

5.84

#4A57D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4A57D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A57D3

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A57D3	#FFFFFF	#000000	##FFFFFF
##4A57D3	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD7

Deuteranopia (green-blind)

#005FD1

Tritanopia (blue-blind)

#00758C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4a57d3;
/* rgb */ color: rgb(74, 87, 211);
/* oklch */ color: oklch(52.0% 0.189 273.3);

Tailwind

colors: {
  custom: {
    50: '#8b86e1',
    500: '#4a57d3',
    950: '#000000',
  },
}

SCSS

$custom: #4a57d3;
$custom-light: #8b86e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4a57d3",
  "rgb": {
    "r": 74,
    "g": 87,
    "b": 211
  },
  "hsl": {
    "h": 234.307,
    "s": 60.889,
    "l": 55.882
  },
  "oklch": {
    "l": 0.51966,
    "c": 0.18909,
    "h": 273.3
  },
  "luminance": 0.12975
}

Semantic roles & 50–950 ramp

primary

#4A57D3

secondary

#D9D3A0

accent

#D544E4

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4A57D3

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

Preview Lab → · Contrast checker → · Palette generator →