#4C57D2#4C57D2

#4C57D2 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.0% C 0.187 H 274.0°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4C57D2
RGB	rgb(76, 87, 210)
HSL	hsl(235, 60%, 56%)
HSV	hsv(235, 64%, 82%)
CMYK	cmyk(63.8%, 58.6%, 0%, 17.6%)
CIE-LAB	lab(42.77, 33.91, -64.91)
CIE-LCH	lch(42.77, 73.23, 297.58°)
OKLab	oklab(52.01% 0.0131 -0.1868)
OKLCH	oklch(52.01% 0.187 274)
XYZ	xyz(18.0177, 13.0045, 62.5209)
Luminance	0.1301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C57D2 #D2C74C

analogous

#4C9AD2 #4C57D2 #844CD2

triadic

#4C57D2 #D24C57 #57D24C

tetradic

#4C57D2 #D24C9A #D2C74C #4CD284

square

#4C57D2 #D24C9A #D2C74C #4CD284

split-complementary

#4C57D2 #D2844C #9AD24C

monochromatic

#212983 #2D38B4 #4C57D2 #7D85DE #AEB3EB

Accessibility & contrast

On white

5.83

#4C57D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4C57D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C57D2

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C57D2	#FFFFFF	#000000	##FFFFFF
##4C57D2	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD6

Deuteranopia (green-blind)

#005FD0

Tritanopia (blue-blind)

#00758C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4c57d2;
/* rgb */ color: rgb(76, 87, 210);
/* oklch */ color: oklch(52.0% 0.187 274.0);

Tailwind

colors: {
  custom: {
    50: '#8c86e1',
    500: '#4c57d2',
    950: '#000000',
  },
}

SCSS

$custom: #4c57d2;
$custom-light: #8c86e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c57d2",
  "rgb": {
    "r": 76,
    "g": 87,
    "b": 210
  },
  "hsl": {
    "h": 235.075,
    "s": 59.821,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52008,
    "c": 0.18725,
    "h": 274
  },
  "luminance": 0.13006
}

Semantic roles & 50–950 ramp

primary

#4C57D2

secondary

#D9D4A1

accent

#D645E3

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4C57D2

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

Preview Lab → · Contrast checker → · Palette generator →