#4C54BB#4C54BB

#4C54BB is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.7% C 0.160 H 275.6°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#4C54BB
RGB	rgb(76, 84, 187)
HSL	hsl(236, 45%, 52%)
HSV	hsv(236, 59%, 73%)
CMYK	cmyk(59.4%, 55.1%, 0%, 26.7%)
CIE-LAB	lab(40.35, 28.01, -55.50)
CIE-LCH	lch(40.35, 62.17, 296.78°)
OKLab	oklab(49.68% 0.0156 -0.1592)
OKLCH	oklch(49.68% 0.16 275.6)
XYZ	xyz(15.1175, 11.4639, 48.4202)
Luminance	0.1147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C54BB #BBB34C

analogous

#4C8CBB #4C54BB #7C4CBB

triadic

#4C54BB #BB4C54 #54BB4C

tetradic

#4C54BB #BB4C8C #BBB34C #4CBB7C

square

#4C54BB #BB4C8C #BBB34C #4CBB7C

split-complementary

#4C54BB #BB7C4C #8CBB4C

monochromatic

#272B66 #383E92 #4C54BB #787ECC #A5A9DD

Accessibility & contrast

On white

6.38

#4C54BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#4C54BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C54BB

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C54BB	#FFFFFF	#000000	##FFFFFF
##4C54BB	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0864BF

Deuteranopia (green-blind)

#005AB9

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4c54bb;
/* rgb */ color: rgb(76, 84, 187);
/* oklch */ color: oklch(49.7% 0.160 275.6);

Tailwind

colors: {
  custom: {
    50: '#8884d0',
    500: '#4c54bb',
    950: '#000000',
  },
}

SCSS

$custom: #4c54bb;
$custom-light: #8884d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c54bb",
  "rgb": {
    "r": 76,
    "g": 84,
    "b": 187
  },
  "hsl": {
    "h": 235.676,
    "s": 44.939,
    "l": 51.569
  },
  "oklch": {
    "l": 0.4968,
    "c": 0.15992,
    "h": 275.6
  },
  "luminance": 0.11465
}

Semantic roles & 50–950 ramp

primary

#4C54BB

secondary

#CAC699

accent

#CB53D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4C54BB

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

Preview Lab → · Contrast checker → · Palette generator →