#5148CB#5148CB

#5148CB is a mid, vivid blue. Relative luminance 0.107; OKLCH L 49.2% C 0.195 H 279.5°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#5148CB
RGB	rgb(81, 72, 203)
HSL	hsl(244, 56%, 54%)
HSV	hsv(244, 65%, 80%)
CMYK	cmyk(60.1%, 64.5%, 0%, 20.4%)
CIE-LAB	lab(39.06, 41.52, -66.90)
CIE-LCH	lch(39.06, 78.73, 301.82°)
OKLab	oklab(49.2% 0.0322 -0.1926)
OKLCH	oklch(49.2% 0.195 279.5)
XYZ	xyz(16.4868, 10.6947, 57.6838)
Luminance	0.1070 (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

#5148CB #C2CB48

analogous

#4881CB #5148CB #9348CB

triadic

#5148CB #CB5148 #48CB51

tetradic

#5148CB #CB4881 #C2CB48 #48CB93

square

#5148CB #CB4881 #C2CB48 #48CB93

split-complementary

#5148CB #CB9348 #81CB48

monochromatic

#282277 #372FA6 #5148CB #7E78D9 #ACA7E6

Accessibility & contrast

On white

6.69

#5148CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#5148CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5148CB

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5148CB	#FFFFFF	#000000	##FFFFFF
##5148CB	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CF

Deuteranopia (green-blind)

#0057C8

Tritanopia (blue-blind)

#006983

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #5148cb;
/* rgb */ color: rgb(81, 72, 203);
/* oklch */ color: oklch(49.2% 0.195 279.5);

Tailwind

colors: {
  custom: {
    50: '#8e7cdc',
    500: '#5148cb',
    950: '#000000',
  },
}

SCSS

$custom: #5148cb;
$custom-light: #8e7cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#5148cb",
  "rgb": {
    "r": 81,
    "g": 72,
    "b": 203
  },
  "hsl": {
    "h": 244.122,
    "s": 55.745,
    "l": 53.922
  },
  "oklch": {
    "l": 0.49202,
    "c": 0.19528,
    "h": 279.5
  },
  "luminance": 0.10696
}

Semantic roles & 50–950 ramp

primary

#5148CB

secondary

#D0D39B

accent

#DF49D5

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5148CB

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

Preview Lab → · Contrast checker → · Palette generator →