#4C5FD1#4C5FD1

#4C5FD1 is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.4% C 0.176 H 272.0°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#4C5FD1
RGB	rgb(76, 95, 209)
HSL	hsl(231, 59%, 56%)
HSV	hsv(231, 64%, 82%)
CMYK	cmyk(63.6%, 54.5%, 0%, 18%)
CIE-LAB	lab(44.69, 28.57, -61.21)
CIE-LCH	lch(44.69, 67.55, 295.02°)
OKLab	oklab(53.42% 0.006 -0.1758)
OKLCH	oklch(53.42% 0.176 272)
XYZ	xyz(18.5775, 14.3228, 62.0948)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C5FD1 #D1BE4C

analogous

#4CA1D1 #4C5FD1 #7B4CD1

triadic

#4C5FD1 #D14C5F #5FD14C

tetradic

#4C5FD1 #D14CA1 #D1BE4C #4CD17B

square

#4C5FD1 #D14CA1 #D1BE4C #4CD17B

split-complementary

#4C5FD1 #D17B4C #A1D14C

monochromatic

#212F81 #2E41B2 #4C5FD1 #7D8BDE #ADB6EA

Accessibility & contrast

On white

5.43

#4C5FD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#4C5FD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C5FD1

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C5FD1	#FFFFFF	#000000	##FFFFFF
##4C5FD1	1.00	5.43	3.86	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0370D5

Deuteranopia (green-blind)

#0064CF

Tritanopia (blue-blind)

#007A8F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4c5fd1;
/* rgb */ color: rgb(76, 95, 209);
/* oklch */ color: oklch(53.4% 0.176 272.0);

Tailwind

colors: {
  custom: {
    50: '#8b8ce0',
    500: '#4c5fd1',
    950: '#000000',
  },
}

SCSS

$custom: #4c5fd1;
$custom-light: #8b8ce0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c5fd1",
  "rgb": {
    "r": 76,
    "g": 95,
    "b": 209
  },
  "hsl": {
    "h": 231.429,
    "s": 59.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.53419,
    "c": 0.17595,
    "h": 272
  },
  "luminance": 0.14324
}

Semantic roles & 50–950 ramp

primary

#4C5FD1

secondary

#D8D0A1

accent

#CC46E2

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4C5FD1

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

Preview Lab → · Contrast checker → · Palette generator →