#5243BB#5243BB

#5243BB is a mid, vivid blue. Relative luminance 0.094; OKLCH L 47.1% C 0.181 H 282.6°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#5243BB
RGB	rgb(82, 67, 187)
HSL	hsl(248, 47%, 50%)
HSV	hsv(248, 64%, 73%)
CMYK	cmyk(56.1%, 64.2%, 0%, 26.7%)
CIE-LAB	lab(36.73, 39.58, -61.35)
CIE-LCH	lch(36.73, 73.01, 302.83°)
OKLab	oklab(47.13% 0.0395 -0.1763)
OKLCH	oklch(47.13% 0.181 282.6)
XYZ	xyz(14.4537, 9.3951, 48.0559)
Luminance	0.0940 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.00

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5243BB #ACBB43

analogous

#4370BB #5243BB #8E43BB

triadic

#5243BB #BB5243 #43BB52

tetradic

#5243BB #BB4370 #ACBB43 #43BB8E

square

#5243BB #BB4370 #ACBB43 #43BB8E

split-complementary

#5243BB #BB8E43 #70BB43

monochromatic

#2A2361 #3E338E #5243BB #7B70CC #A59DDC

Accessibility & contrast

On white

7.29

#5243BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#5243BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5243BB

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5243BB	#FFFFFF	#000000	##FFFFFF
##5243BB	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABF

Deuteranopia (green-blind)

#0052B9

Tritanopia (blue-blind)

#1E6179

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #5243bb;
/* rgb */ color: rgb(82, 67, 187);
/* oklch */ color: oklch(47.1% 0.181 282.6);

Tailwind

colors: {
  custom: {
    50: '#8d78d0',
    500: '#5243bb',
    950: '#000000',
  },
}

SCSS

$custom: #5243bb;
$custom-light: #8d78d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5243bb",
  "rgb": {
    "r": 82,
    "g": 67,
    "b": 187
  },
  "hsl": {
    "h": 247.5,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.47127,
    "c": 0.18069,
    "h": 282.6
  },
  "luminance": 0.09396
}

Semantic roles & 50–950 ramp

primary

#5243BB

secondary

#C1C892

accent

#D751C6

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #5243BB

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

Preview Lab → · Contrast checker → · Palette generator →