#4543BF#4543BF

#4543BF is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.5% C 0.188 H 276.9°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#4543BF
RGB	rgb(69, 67, 191)
HSL	hsl(241, 49%, 51%)
HSV	hsv(241, 65%, 75%)
CMYK	cmyk(63.9%, 64.9%, 0%, 25.1%)
CIE-LAB	lab(36.06, 38.79, -64.84)
CIE-LCH	lch(36.06, 75.56, 300.89°)
OKLab	oklab(46.49% 0.0226 -0.1869)
OKLCH	oklch(46.49% 0.188 276.9)
XYZ	xyz(13.8623, 9.0400, 50.2945)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.06

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4543BF #BDBF43

analogous

#437FBF #4543BF #8343BF

triadic

#4543BF #BF4543 #43BF45

tetradic

#4543BF #BF437F #BDBF43 #43BF83

square

#4543BF #BF437F #BDBF43 #43BF83

split-complementary

#4543BF #BF8343 #7FBF43

monochromatic

#242265 #343293 #4543BF #7271CF #9F9EDE

Accessibility & contrast

On white

7.48

#4543BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#4543BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4543BF

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4543BF	#FFFFFF	#000000	##FFFFFF
##4543BF	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC3

Deuteranopia (green-blind)

#004FBD

Tritanopia (blue-blind)

#00637B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4543bf;
/* rgb */ color: rgb(69, 67, 191);
/* oklch */ color: oklch(46.5% 0.188 276.9);

Tailwind

colors: {
  custom: {
    50: '#8778d3',
    500: '#4543bf',
    950: '#000000',
  },
}

SCSS

$custom: #4543bf;
$custom-light: #8778d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4543bf",
  "rgb": {
    "r": 69,
    "g": 67,
    "b": 191
  },
  "hsl": {
    "h": 240.968,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.46485,
    "c": 0.18829,
    "h": 276.9
  },
  "luminance": 0.09041
}

Semantic roles & 50–950 ramp

primary

#4543BF

secondary

#CACA93

accent

#D94FD7

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4543BF

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

Preview Lab → · Contrast checker → · Palette generator →