#4C5BB2#4C5BB2

#4C5BB2 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.4% C 0.138 H 273.1°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#4C5BB2
RGB	rgb(76, 91, 178)
HSL	hsl(231, 40%, 50%)
HSV	hsv(231, 57%, 70%)
CMYK	cmyk(57.3%, 48.9%, 0%, 30.2%)
CIE-LAB	lab(41.58, 20.52, -48.24)
CIE-LCH	lch(41.58, 52.42, 293.04°)
OKLab	oklab(50.42% 0.0075 -0.1377)
OKLCH	oklch(50.42% 0.138 273.1)
XYZ	xyz(14.7548, 12.2319, 43.6943)
Luminance	0.1223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C5BB2 #B2A34C

analogous

#4C8EB2 #4C5BB2 #704CB2

triadic

#4C5BB2 #B24C5B #5BB24C

tetradic

#4C5BB2 #B24C8E #B2A34C #4CB270

square

#4C5BB2 #B24C8E #B2A34C #4CB270

split-complementary

#4C5BB2 #B2704C #8EB24C

monochromatic

#272F5C #3A4587 #4C5BB2 #7682C5 #A1A9D7

Accessibility & contrast

On white

6.09

#4C5BB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#4C5BB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C5BB2

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C5BB2	#FFFFFF	#000000	##FFFFFF
##4C5BB2	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3067B5

Deuteranopia (green-blind)

#215EB0

Tritanopia (blue-blind)

#0A6E7E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4c5bb2;
/* rgb */ color: rgb(76, 91, 178);
/* oklch */ color: oklch(50.4% 0.138 273.1);

Tailwind

colors: {
  custom: {
    50: '#8689c9',
    500: '#4c5bb2',
    950: '#000000',
  },
}

SCSS

$custom: #4c5bb2;
$custom-light: #8689c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4c5bb2",
  "rgb": {
    "r": 76,
    "g": 91,
    "b": 178
  },
  "hsl": {
    "h": 231.176,
    "s": 40.157,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50415,
    "c": 0.13793,
    "h": 273.1
  },
  "luminance": 0.12233
}

Semantic roles & 50–950 ramp

primary

#4C5BB2

secondary

#C4BD96

accent

#BE58D0

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4C5BB2

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

Preview Lab → · Contrast checker → · Palette generator →