#5149DB#5149DB

#5149DB is a mid, highly saturated blue. Relative luminance 0.116; OKLCH L 50.7% C 0.214 H 278.0°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#5149DB
RGB	rgb(81, 73, 219)
HSL	hsl(243, 67%, 57%)
HSV	hsv(243, 67%, 86%)
CMYK	cmyk(63%, 66.7%, 0%, 14.1%)
CIE-LAB	lab(40.62, 46.03, -73.56)
CIE-LCH	lch(40.62, 86.78, 302.03°)
OKLab	oklab(50.74% 0.0297 -0.2121)
OKLCH	oklch(50.74% 0.214 278)
XYZ	xyz(18.5579, 11.6274, 68.2705)
Luminance	0.1163 (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

#5149DB #D3DB49

analogous

#498ADB #5149DB #9A49DB

triadic

#5149DB #DB5149 #49DB51

tetradic

#5149DB #DB498A #D3DB49 #49DB9A

square

#5149DB #DB498A #D3DB49 #49DB9A

split-complementary

#5149DB #DB9A49 #8ADB49

monochromatic

#221C8E #2F26C1 #5149DB #827CE5 #B3AFEF

Accessibility & contrast

On white

6.31

#5149DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#5149DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5149DB

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5149DB	#FFFFFF	#000000	##FFFFFF
##5149DB	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066E0

Deuteranopia (green-blind)

#005AD8

Tritanopia (blue-blind)

#006F8C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #5149db;
/* rgb */ color: rgb(81, 73, 219);
/* oklch */ color: oklch(50.7% 0.214 278.0);

Tailwind

colors: {
  custom: {
    50: '#917de7',
    500: '#5149db',
    950: '#000000',
  },
}

SCSS

$custom: #5149db;
$custom-light: #917de7;
$custom-dark: #000000;

JSON

{
  "hex": "#5149db",
  "rgb": {
    "r": 81,
    "g": 73,
    "b": 219
  },
  "hsl": {
    "h": 243.288,
    "s": 66.972,
    "l": 57.255
  },
  "oklch": {
    "l": 0.50743,
    "c": 0.21421,
    "h": 278
  },
  "luminance": 0.11629
}

Semantic roles & 50–950 ramp

primary

#5149DB

secondary

#DADDA2

accent

#EA3EE0

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #5149DB

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

Preview Lab → · Contrast checker → · Palette generator →