#4B48CB#4B48CB

#4B48CB is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.8% C 0.197 H 277.2°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#4B48CB
RGB	rgb(75, 72, 203)
HSL	hsl(241, 56%, 54%)
HSV	hsv(241, 65%, 80%)
CMYK	cmyk(63.1%, 64.5%, 0%, 20.4%)
CIE-LAB	lab(38.62, 40.61, -67.63)
CIE-LCH	lch(38.62, 78.89, 300.98°)
OKLab	oklab(48.77% 0.0248 -0.1949)
OKLCH	oklch(48.77% 0.197 277.2)
XYZ	xyz(15.9950, 10.4411, 57.6608)
Luminance	0.1044 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B48CB #C8CB48

analogous

#4887CB #4B48CB #8D48CB

triadic

#4B48CB #CB4B48 #48CB4B

tetradic

#4B48CB #CB4887 #C8CB48 #48CB8D

square

#4B48CB #CB4887 #C8CB48 #48CB8D

split-complementary

#4B48CB #CB8D48 #87CB48

monochromatic

#242277 #322FA6 #4B48CB #7A78D9 #A9A7E6

Accessibility & contrast

On white

6.80

#4B48CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#4B48CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B48CB

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B48CB	#FFFFFF	#000000	##FFFFFF
##4B48CB	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CF

Deuteranopia (green-blind)

#0055C8

Tritanopia (blue-blind)

#006A83

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4b48cb;
/* rgb */ color: rgb(75, 72, 203);
/* oklch */ color: oklch(48.8% 0.197 277.2);

Tailwind

colors: {
  custom: {
    50: '#8b7bdc',
    500: '#4b48cb',
    950: '#000000',
  },
}

SCSS

$custom: #4b48cb;
$custom-light: #8b7bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b48cb",
  "rgb": {
    "r": 75,
    "g": 72,
    "b": 203
  },
  "hsl": {
    "h": 241.374,
    "s": 55.745,
    "l": 53.922
  },
  "oklch": {
    "l": 0.4877,
    "c": 0.1965,
    "h": 277.2
  },
  "luminance": 0.10442
}

Semantic roles & 50–950 ramp

primary

#4B48CB

secondary

#D2D39B

accent

#DF49DC

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4B48CB

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

Preview Lab → · Contrast checker → · Palette generator →