#4A55CB#4A55CB

#4A55CB is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.0% C 0.181 H 274.0°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#4A55CB
RGB	rgb(74, 85, 203)
HSL	hsl(235, 55%, 54%)
HSV	hsv(235, 64%, 80%)
CMYK	cmyk(63.5%, 58.1%, 0%, 20.4%)
CIE-LAB	lab(41.63, 32.46, -62.73)
CIE-LCH	lch(41.63, 70.63, 297.36°)
OKLab	oklab(50.97% 0.0127 -0.1805)
OKLCH	oklch(50.97% 0.181 274)
XYZ	xyz(16.8485, 12.2632, 57.9675)
Luminance	0.1226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A55CB #CBC04A

analogous

#4A96CB #4A55CB #804ACB

triadic

#4A55CB #CB4A55 #55CB4A

tetradic

#4A55CB #CB4A96 #CBC04A #4ACB80

square

#4A55CB #CB4A96 #CBC04A #4ACB80

split-complementary

#4A55CB #CB804A #96CB4A

monochromatic

#232A78 #303AA8 #4A55CB #7A82D9 #A9AEE6

Accessibility & contrast

On white

6.08

#4A55CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#4A55CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A55CB

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A55CB	#FFFFFF	#000000	##FFFFFF
##4A55CB	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CF

Deuteranopia (green-blind)

#005DC9

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4a55cb;
/* rgb */ color: rgb(74, 85, 203);
/* oklch */ color: oklch(51.0% 0.181 274.0);

Tailwind

colors: {
  custom: {
    50: '#8a84dc',
    500: '#4a55cb',
    950: '#000000',
  },
}

SCSS

$custom: #4a55cb;
$custom-light: #8a84dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4a55cb",
  "rgb": {
    "r": 74,
    "g": 85,
    "b": 203
  },
  "hsl": {
    "h": 234.884,
    "s": 55.365,
    "l": 54.314
  },
  "oklch": {
    "l": 0.50966,
    "c": 0.18091,
    "h": 274
  },
  "luminance": 0.12265
}

Semantic roles & 50–950 ramp

primary

#4A55CB

secondary

#D4CF9D

accent

#D249DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4A55CB

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

Preview Lab → · Contrast checker → · Palette generator →