#5143CE#5143CE

#5143CE is a mid, highly saturated blue. Relative luminance 0.102; OKLCH L 48.7% C 0.205 H 280.1°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#5143CE
RGB	rgb(81, 67, 206)
HSL	hsl(246, 59%, 54%)
HSV	hsv(246, 67%, 81%)
CMYK	cmyk(60.7%, 67.5%, 0%, 19.2%)
CIE-LAB	lab(38.23, 45.38, -69.99)
CIE-LCH	lch(38.23, 83.41, 302.96°)
OKLab	oklab(48.68% 0.036 -0.2017)
OKLCH	oklch(48.68% 0.205 280.1)
XYZ	xyz(16.5375, 10.2187, 59.4815)
Luminance	0.1022 (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

#5143CE #C0CE43

analogous

#437ACE #5143CE #9643CE

triadic

#5143CE #CE5143 #43CE51

tetradic

#5143CE #CE437A #C0CE43 #43CE96

square

#5143CE #CE437A #C0CE43 #43CE96

split-complementary

#5143CE #CE9643 #7ACE43

monochromatic

#281F77 #382CA8 #5143CE #7E74DB #ABA4E7

Accessibility & contrast

On white

6.90

#5143CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#5143CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5143CE

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5143CE	#FFFFFF	#000000	##FFFFFF
##5143CE	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD2

Deuteranopia (green-blind)

#0055CB

Tritanopia (blue-blind)

#006783

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #5143ce;
/* rgb */ color: rgb(81, 67, 206);
/* oklch */ color: oklch(48.7% 0.205 280.1);

Tailwind

colors: {
  custom: {
    50: '#8f78de',
    500: '#5143ce',
    950: '#000000',
  },
}

SCSS

$custom: #5143ce;
$custom-light: #8f78de;
$custom-dark: #000000;

JSON

{
  "hex": "#5143ce",
  "rgb": {
    "r": 81,
    "g": 67,
    "b": 206
  },
  "hsl": {
    "h": 246.043,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.48679,
    "c": 0.20487,
    "h": 280.1
  },
  "luminance": 0.1022
}

Semantic roles & 50–950 ramp

primary

#5143CE

secondary

#CED499

accent

#E246D2

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5143CE

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

Preview Lab → · Contrast checker → · Palette generator →