#4548AB#4548AB

#4548AB is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.7% C 0.155 H 277.0°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#4548AB
RGB	rgb(69, 72, 171)
HSL	hsl(238, 43%, 47%)
HSV	hsv(238, 60%, 67%)
CMYK	cmyk(59.6%, 57.9%, 0%, 32.9%)
CIE-LAB	lab(35.67, 28.94, -53.65)
CIE-LCH	lch(35.67, 60.96, 298.34°)
OKLab	oklab(45.7% 0.019 -0.154)
OKLCH	oklch(45.7% 0.155 277)
XYZ	xyz(12.1199, 8.8393, 39.5877)
Luminance	0.0884 (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

#4548AB #ABA845

analogous

#457BAB #4548AB #7545AB

triadic

#4548AB #AB4548 #48AB45

tetradic

#4548AB #AB457B #ABA845 #45AB75

square

#4548AB #AB457B #ABA845 #45AB75

split-complementary

#4548AB #AB7545 #7BAB45

monochromatic

#222354 #33367F #4548AB #6A6DC3 #9698D5

Accessibility & contrast

On white

7.59

#4548AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#4548AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4548AB

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4548AB	#FFFFFF	#000000	##FFFFFF
##4548AB	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058AE

Deuteranopia (green-blind)

#0050A9

Tritanopia (blue-blind)

#006072

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4548ab;
/* rgb */ color: rgb(69, 72, 171);
/* oklch */ color: oklch(45.7% 0.155 277.0);

Tailwind

colors: {
  custom: {
    50: '#837bc5',
    500: '#4548ab',
    950: '#000000',
  },
}

SCSS

$custom: #4548ab;
$custom-light: #837bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#4548ab",
  "rgb": {
    "r": 69,
    "g": 72,
    "b": 171
  },
  "hsl": {
    "h": 238.235,
    "s": 42.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.45703,
    "c": 0.15519,
    "h": 277
  },
  "luminance": 0.0884
}

Semantic roles & 50–950 ramp

primary

#4548AB

secondary

#C0BF8B

accent

#CF56D2

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #4548AB

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

Preview Lab → · Contrast checker → · Palette generator →