#4543BC#4543BC

#4543BC is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.2% C 0.184 H 277.1°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#4543BC
RGB	rgb(69, 67, 188)
HSL	hsl(241, 47%, 50%)
HSV	hsv(241, 64%, 74%)
CMYK	cmyk(63.3%, 64.4%, 0%, 26.3%)
CIE-LAB	lab(35.81, 37.79, -63.49)
CIE-LCH	lch(35.81, 73.89, 300.76°)
OKLab	oklab(46.22% 0.0228 -0.183)
OKLCH	oklch(46.22% 0.184 277.1)
XYZ	xyz(13.5356, 8.9093, 48.5736)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.84

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4543BC #BABC43

analogous

#437DBC #4543BC #8243BC

triadic

#4543BC #BC4543 #43BC45

tetradic

#4543BC #BC437D #BABC43 #43BC82

square

#4543BC #BC437D #BABC43 #43BC82

split-complementary

#4543BC #BC8243 #7DBC43

monochromatic

#242362 #34338F #4543BC #7270CC #9E9DDC

Accessibility & contrast

On white

7.55

#4543BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#4543BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4543BC

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4543BC	#FFFFFF	#000000	##FFFFFF
##4543BC	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C0

Deuteranopia (green-blind)

#004FBA

Tritanopia (blue-blind)

#006279

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4543bc;
/* rgb */ color: rgb(69, 67, 188);
/* oklch */ color: oklch(46.2% 0.184 277.1);

Tailwind

colors: {
  custom: {
    50: '#8677d1',
    500: '#4543bc',
    950: '#000000',
  },
}

SCSS

$custom: #4543bc;
$custom-light: #8677d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4543bc",
  "rgb": {
    "r": 69,
    "g": 67,
    "b": 188
  },
  "hsl": {
    "h": 240.992,
    "s": 47.451,
    "l": 50
  },
  "oklch": {
    "l": 0.46223,
    "c": 0.18439,
    "h": 277.1
  },
  "luminance": 0.0891
}

Semantic roles & 50–950 ramp

primary

#4543BC

secondary

#C8C992

accent

#D751D5

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4543BC

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

Preview Lab → · Contrast checker → · Palette generator →