#4548CB#4548CB

#4548CB is a mid, vivid blue. Relative luminance 0.102; OKLCH L 48.4% C 0.198 H 275.1°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#4548CB
RGB	rgb(69, 72, 203)
HSL	hsl(239, 56%, 53%)
HSV	hsv(239, 66%, 80%)
CMYK	cmyk(66%, 64.5%, 0%, 20.4%)
CIE-LAB	lab(38.22, 39.75, -68.31)
CIE-LCH	lch(38.22, 79.04, 300.20°)
OKLab	oklab(48.37% 0.0177 -0.1971)
OKLCH	oklch(48.37% 0.198 275.1)
XYZ	xyz(15.5475, 10.2104, 57.6398)
Luminance	0.1021 (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

#4548CB #CBC845

analogous

#458BCB #4548CB #8545CB

triadic

#4548CB #CB4548 #48CB45

tetradic

#4548CB #CB458B #CBC845 #45CB85

square

#4548CB #CB458B #CBC845 #45CB85

split-complementary

#4548CB #CB8545 #8BCB45

monochromatic

#212375 #2E31A5 #4548CB #7577D8 #A5A6E6

Accessibility & contrast

On white

6.90

#4548CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#4548CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4548CB

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4548CB	#FFFFFF	#000000	##FFFFFF
##4548CB	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060CF

Deuteranopia (green-blind)

#0054C8

Tritanopia (blue-blind)

#006A83

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4548cb;
/* rgb */ color: rgb(69, 72, 203);
/* oklch */ color: oklch(48.4% 0.198 275.1);

Tailwind

colors: {
  custom: {
    50: '#897bdc',
    500: '#4548cb',
    950: '#000000',
  },
}

SCSS

$custom: #4548cb;
$custom-light: #897bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4548cb",
  "rgb": {
    "r": 69,
    "g": 72,
    "b": 203
  },
  "hsl": {
    "h": 238.657,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.4837,
    "c": 0.19787,
    "h": 275.1
  },
  "luminance": 0.10212
}

Semantic roles & 50–950 ramp

primary

#4548CB

secondary

#D3D199

accent

#DC48E0

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4548CB

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

Preview Lab → · Contrast checker → · Palette generator →