#4548BB#4548BB

#4548BB is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.0% C 0.177 H 276.1°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#4548BB
RGB	rgb(69, 72, 187)
HSL	hsl(238, 46%, 50%)
HSV	hsv(238, 63%, 73%)
CMYK	cmyk(63.1%, 61.5%, 0%, 26.7%)
CIE-LAB	lab(36.91, 34.36, -61.12)
CIE-LCH	lch(36.91, 70.12, 299.35°)
OKLab	oklab(47% 0.0187 -0.176)
OKLCH	oklch(47% 0.177 276.1)
XYZ	xyz(13.7383, 9.4867, 48.1112)
Luminance	0.0949 (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

#4548BB #BBB845

analogous

#4583BB #4548BB #7D45BB

triadic

#4548BB #BB4548 #48BB45

tetradic

#4548BB #BB4583 #BBB845 #45BB7D

square

#4548BB #BB4583 #BBB845 #45BB7D

split-complementary

#4548BB #BB7D45 #83BB45

monochromatic

#242562 #34368F #4548BB #7274CB #9FA0DC

Accessibility & contrast

On white

7.25

#4548BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#4548BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4548BB

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4548BB	#FFFFFF	#000000	##FFFFFF
##4548BB	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBF

Deuteranopia (green-blind)

#0052B9

Tritanopia (blue-blind)

#00657A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4548bb;
/* rgb */ color: rgb(69, 72, 187);
/* oklch */ color: oklch(47.0% 0.177 276.1);

Tailwind

colors: {
  custom: {
    50: '#867bd0',
    500: '#4548bb',
    950: '#000000',
  },
}

SCSS

$custom: #4548bb;
$custom-light: #867bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4548bb",
  "rgb": {
    "r": 69,
    "g": 72,
    "b": 187
  },
  "hsl": {
    "h": 238.475,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.47001,
    "c": 0.17696,
    "h": 276.1
  },
  "luminance": 0.09488
}

Semantic roles & 50–950 ramp

primary

#4548BB

secondary

#C8C794

accent

#D352D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4548BB

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

Preview Lab → · Contrast checker → · Palette generator →