#4C75CC#4C75CC

#4C75CC is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.5% C 0.142 H 263.6°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4C75CC
RGB	rgb(76, 117, 204)
HSL	hsl(221, 56%, 55%)
HSV	hsv(221, 63%, 80%)
CMYK	cmyk(62.7%, 42.6%, 0%, 20%)
CIE-LAB	lab(50.24, 13.07, -49.44)
CIE-LCH	lch(50.24, 51.14, 284.80°)
OKLab	oklab(57.53% -0.0159 -0.1409)
OKLCH	oklch(57.53% 0.142 263.6)
XYZ	xyz(20.2371, 18.6169, 59.6420)
Luminance	0.1862 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C75CC #CCA34C

analogous

#4CB5CC #4C75CC #634CCC

triadic

#4C75CC #CC4C75 #75CC4C

tetradic

#4C75CC #CC4CB5 #CCA34C #4CCC63

square

#4C75CC #CC4CB5 #CCA34C #4CCC63

split-complementary

#4C75CC #CC634C #B5CC4C

monochromatic

#233F7B #3158AA #4C75CC #7C9ADA #ABBEE7

Accessibility & contrast

On white

4.45

#4C75CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#4C75CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C75CC

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C75CC	#FFFFFF	#000000	##000000
##4C75CC	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7ECF

Deuteranopia (green-blind)

#3A72CA

Tritanopia (blue-blind)

#008996

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4c75cc;
/* rgb */ color: rgb(76, 117, 204);
/* oklch */ color: oklch(57.5% 0.142 263.6);

Tailwind

colors: {
  custom: {
    50: '#8a9cdc',
    500: '#4c75cc',
    950: '#000000',
  },
}

SCSS

$custom: #4c75cc;
$custom-light: #8a9cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c75cc",
  "rgb": {
    "r": 76,
    "g": 117,
    "b": 204
  },
  "hsl": {
    "h": 220.781,
    "s": 55.652,
    "l": 54.902
  },
  "oklch": {
    "l": 0.57534,
    "c": 0.14184,
    "h": 263.6
  },
  "luminance": 0.18619
}

Semantic roles & 50–950 ramp

primary

#4C75CC

secondary

#D5C49F

accent

#AF49DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4C75CC

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

Preview Lab → · Contrast checker → · Palette generator →