#4C75CF#4C75CF

#4C75CF is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.7% C 0.146 H 264.0°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4C75CF
RGB	rgb(76, 117, 207)
HSL	hsl(221, 58%, 55%)
HSV	hsv(221, 63%, 81%)
CMYK	cmyk(63.3%, 43.5%, 0%, 18.8%)
CIE-LAB	lab(50.41, 14.10, -50.88)
CIE-LCH	lch(50.41, 52.79, 285.49°)
OKLab	oklab(57.72% -0.0153 -0.1452)
OKLCH	oklch(57.72% 0.146 264)
XYZ	xyz(20.6003, 18.7622, 61.5552)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C75CF #CFA64C

analogous

#4CB7CF #4C75CF #644CCF

triadic

#4C75CF #CF4C75 #75CF4C

tetradic

#4C75CF #CF4CB7 #CFA64C #4CCF64

square

#4C75CF #CF4CB7 #CFA64C #4CCF64

split-complementary

#4C75CF #CF644C #B7CF4C

monochromatic

#223F7F #2F57AF #4C75CF #7C9ADC #ADBFE9

Accessibility & contrast

On white

4.42

#4C75CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#4C75CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C75CF

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C75CF	#FFFFFF	#000000	##000000
##4C75CF	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7ED2

Deuteranopia (green-blind)

#3672CD

Tritanopia (blue-blind)

#008998

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4c75cf;
/* rgb */ color: rgb(76, 117, 207);
/* oklch */ color: oklch(57.7% 0.146 264.0);

Tailwind

colors: {
  custom: {
    50: '#8a9cde',
    500: '#4c75cf',
    950: '#000000',
  },
}

SCSS

$custom: #4c75cf;
$custom-light: #8a9cde;
$custom-dark: #000000;

JSON

{
  "hex": "#4c75cf",
  "rgb": {
    "r": 76,
    "g": 117,
    "b": 207
  },
  "hsl": {
    "h": 221.221,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.57722,
    "c": 0.14597,
    "h": 264
  },
  "luminance": 0.18764
}

Semantic roles & 50–950 ramp

primary

#4C75CF

secondary

#D7C6A0

accent

#B147E1

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4C75CF

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

Preview Lab → · Contrast checker → · Palette generator →