#5143DE#5143DE

#5143DE is a mid, highly saturated blue. Relative luminance 0.110; OKLCH L 50.1% C 0.224 H 278.6°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#5143DE
RGB	rgb(81, 67, 222)
HSL	hsl(245, 70%, 57%)
HSV	hsv(245, 70%, 87%)
CMYK	cmyk(63.5%, 69.8%, 0%, 12.9%)
CIE-LAB	lab(39.64, 50.36, -76.88)
CIE-LCH	lch(39.64, 91.90, 303.22°)
OKLab	oklab(50.12% 0.0335 -0.2219)
OKLCH	oklch(50.12% 0.224 278.6)
XYZ	xyz(18.5811, 11.0361, 70.2441)
Luminance	0.1104 (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

#5143DE #D0DE43

analogous

#4383DE #5143DE #9E43DE

triadic

#5143DE #DE5143 #43DE51

tetradic

#5143DE #DE4383 #D0DE43 #43DE9E

square

#5143DE #DE4383 #D0DE43 #43DE9E

split-complementary

#5143DE #DE9E43 #83DE43

monochromatic

#23198E #3022C2 #5143DE #8177E7 #B1ABF0

Accessibility & contrast

On white

6.55

#5143DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#5143DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5143DE

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5143DE	#FFFFFF	#000000	##FFFFFF
##5143DE	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E3

Deuteranopia (green-blind)

#0057DB

Tritanopia (blue-blind)

#006D8C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #5143de;
/* rgb */ color: rgb(81, 67, 222);
/* oklch */ color: oklch(50.1% 0.224 278.6);

Tailwind

colors: {
  custom: {
    50: '#9279ea',
    500: '#5143de',
    950: '#000000',
  },
}

SCSS

$custom: #5143de;
$custom-light: #9279ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5143de",
  "rgb": {
    "r": 81,
    "g": 67,
    "b": 222
  },
  "hsl": {
    "h": 245.419,
    "s": 70.136,
    "l": 56.667
  },
  "oklch": {
    "l": 0.50121,
    "c": 0.22438,
    "h": 278.6
  },
  "luminance": 0.11038
}

Semantic roles & 50–950 ramp

primary

#5143DE

secondary

#D8DE9F

accent

#ED3BDD

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #5143DE

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

Preview Lab → · Contrast checker → · Palette generator →