#4C5FBC#4C5FBC

#4C5FBC is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.9% C 0.147 H 271.7°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#4C5FBC
RGB	rgb(76, 95, 188)
HSL	hsl(230, 46%, 52%)
HSV	hsv(230, 60%, 74%)
CMYK	cmyk(59.6%, 49.5%, 0%, 26.3%)
CIE-LAB	lab(43.29, 21.37, -51.35)
CIE-LCH	lch(43.29, 55.62, 292.60°)
OKLab	oklab(51.91% 0.0044 -0.1468)
OKLCH	oklch(51.91% 0.147 271.7)
XYZ	xyz(16.1468, 13.3505, 49.2932)
Luminance	0.1335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C5FBC #BCA94C

analogous

#4C97BC #4C5FBC #714CBC

triadic

#4C5FBC #BC4C5F #5FBC4C

tetradic

#4C5FBC #BC4C97 #BCA94C #4CBC71

square

#4C5FBC #BC4C97 #BCA94C #4CBC71

split-complementary

#4C5FBC #BC714C #97BC4C

monochromatic

#273267 #374794 #4C5FBC #7987CD #A5AFDD

Accessibility & contrast

On white

5.72

#4C5FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#4C5FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C5FBC

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C5FBC	#FFFFFF	#000000	##FFFFFF
##4C5FBC	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F6BBF

Deuteranopia (green-blind)

#1A62BA

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4c5fbc;
/* rgb */ color: rgb(76, 95, 188);
/* oklch */ color: oklch(51.9% 0.147 271.7);

Tailwind

colors: {
  custom: {
    50: '#888cd1',
    500: '#4c5fbc',
    950: '#000000',
  },
}

SCSS

$custom: #4c5fbc;
$custom-light: #888cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c5fbc",
  "rgb": {
    "r": 76,
    "g": 95,
    "b": 188
  },
  "hsl": {
    "h": 229.821,
    "s": 45.528,
    "l": 51.765
  },
  "oklch": {
    "l": 0.51911,
    "c": 0.14689,
    "h": 271.7
  },
  "luminance": 0.13352
}

Semantic roles & 50–950 ramp

primary

#4C5FBC

secondary

#CAC299

accent

#BF53D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4C5FBC

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

Preview Lab → · Contrast checker → · Palette generator →