#4C57DE#4C57DE

#4C57DE is a mid, highly saturated blue. Relative luminance 0.136; OKLCH L 53.0% C 0.203 H 273.6°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#4C57DE
RGB	rgb(76, 87, 222)
HSL	hsl(235, 69%, 58%)
HSV	hsv(235, 66%, 87%)
CMYK	cmyk(65.8%, 60.8%, 0%, 12.9%)
CIE-LAB	lab(43.69, 37.96, -70.27)
CIE-LCH	lch(43.69, 79.86, 298.38°)
OKLab	oklab(52.98% 0.0129 -0.2025)
OKLCH	oklch(52.98% 0.203 273.6)
XYZ	xyz(19.5691, 13.6251, 70.6917)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C57DE #DED34C

analogous

#4CA0DE #4C57DE #8A4CDE

triadic

#4C57DE #DE4C57 #57DE4C

tetradic

#4C57DE #DE4CA0 #DED34C #4CDE8A

square

#4C57DE #DE4CA0 #DED34C #4CDE8A

split-complementary

#4C57DE #DE8A4C #A0DE4C

monochromatic

#1B2494 #2531C8 #4C57DE #8087E8 #B3B8F1

Accessibility & contrast

On white

5.64

#4C57DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#4C57DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C57DE

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C57DE	#FFFFFF	#000000	##FFFFFF
##4C57DE	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE2

Deuteranopia (green-blind)

#0061DB

Tritanopia (blue-blind)

#007992

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4c57de;
/* rgb */ color: rgb(76, 87, 222);
/* oklch */ color: oklch(53.0% 0.203 273.6);

Tailwind

colors: {
  custom: {
    50: '#8e86e9',
    500: '#4c57de',
    950: '#000000',
  },
}

SCSS

$custom: #4c57de;
$custom-light: #8e86e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4c57de",
  "rgb": {
    "r": 76,
    "g": 87,
    "b": 222
  },
  "hsl": {
    "h": 235.479,
    "s": 68.868,
    "l": 58.431
  },
  "oklch": {
    "l": 0.52977,
    "c": 0.20295,
    "h": 273.6
  },
  "luminance": 0.13627
}

Semantic roles & 50–950 ramp

primary

#4C57DE

secondary

#E0DCA6

accent

#DE3CEC

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4C57DE

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

Preview Lab → · Contrast checker → · Palette generator →