#4C55DB#4C55DB

#4C55DB is a mid, highly saturated blue. Relative luminance 0.131; OKLCH L 52.4% C 0.201 H 274.1°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#4C55DB
RGB	rgb(76, 85, 219)
HSL	hsl(236, 67%, 58%)
HSV	hsv(236, 65%, 86%)
CMYK	cmyk(65.3%, 61.2%, 0%, 14.1%)
CIE-LAB	lab(42.98, 38.17, -69.71)
CIE-LCH	lch(42.98, 79.48, 298.70°)
OKLab	oklab(52.38% 0.0146 -0.2009)
OKLCH	oklch(52.38% 0.201 274.1)
XYZ	xyz(19.0109, 13.1463, 68.5397)
Luminance	0.1315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C55DB #DBD24C

analogous

#4C9CDB #4C55DB #8B4CDB

triadic

#4C55DB #DB4C55 #55DB4C

tetradic

#4C55DB #DB4C9C #DBD24C #4CDB8B

square

#4C55DB #DB4C9C #DBD24C #4CDB8B

split-complementary

#4C55DB #DB8B4C #9CDB4C

monochromatic

#1D2490 #2731C3 #4C55DB #7F85E5 #B2B6EF

Accessibility & contrast

On white

5.79

#4C55DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#4C55DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C55DB

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C55DB	#FFFFFF	#000000	##FFFFFF
##4C55DB	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDF

Deuteranopia (green-blind)

#005FD8

Tritanopia (blue-blind)

#007790

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4c55db;
/* rgb */ color: rgb(76, 85, 219);
/* oklch */ color: oklch(52.4% 0.201 274.1);

Tailwind

colors: {
  custom: {
    50: '#8e85e7',
    500: '#4c55db',
    950: '#000000',
  },
}

SCSS

$custom: #4c55db;
$custom-light: #8e85e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4c55db",
  "rgb": {
    "r": 76,
    "g": 85,
    "b": 219
  },
  "hsl": {
    "h": 236.224,
    "s": 66.512,
    "l": 57.843
  },
  "oklch": {
    "l": 0.52382,
    "c": 0.20146,
    "h": 274.1
  },
  "luminance": 0.13148
}

Semantic roles & 50–950 ramp

primary

#4C55DB

secondary

#DEDAA5

accent

#DF3EE9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4C55DB

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

Preview Lab → · Contrast checker → · Palette generator →