#5143CA#5143CA

#5143CA is a mid, vivid blue. Relative luminance 0.100; OKLCH L 48.3% C 0.200 H 280.5°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#5143CA
RGB	rgb(81, 67, 202)
HSL	hsl(246, 56%, 53%)
HSV	hsv(246, 67%, 79%)
CMYK	cmyk(59.9%, 66.8%, 0%, 20.8%)
CIE-LAB	lab(37.89, 44.12, -68.23)
CIE-LCH	lch(37.89, 81.25, 302.89°)
OKLab	oklab(48.33% 0.0365 -0.1965)
OKLCH	oklch(48.33% 0.2 280.5)
XYZ	xyz(16.0578, 10.0268, 56.9548)
Luminance	0.1003 (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

#5143CA #BCCA43

analogous

#4379CA #5143CA #9443CA

triadic

#5143CA #CA5143 #43CA51

tetradic

#5143CA #CA4379 #BCCA43 #43CA94

square

#5143CA #CA4379 #BCCA43 #43CA94

split-complementary

#5143CA #CA9443 #79CA43

monochromatic

#292072 #3A2EA2 #5143CA #7D73D7 #A9A2E5

Accessibility & contrast

On white

6.99

#5143CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#5143CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5143CA

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5143CA	#FFFFFF	#000000	##FFFFFF
##5143CA	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECE

Deuteranopia (green-blind)

#0054C7

Tritanopia (blue-blind)

#006681

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #5143ca;
/* rgb */ color: rgb(81, 67, 202);
/* oklch */ color: oklch(48.3% 0.200 280.5);

Tailwind

colors: {
  custom: {
    50: '#8f78db',
    500: '#5143ca',
    950: '#000000',
  },
}

SCSS

$custom: #5143ca;
$custom-light: #8f78db;
$custom-dark: #000000;

JSON

{
  "hex": "#5143ca",
  "rgb": {
    "r": 81,
    "g": 67,
    "b": 202
  },
  "hsl": {
    "h": 246.222,
    "s": 56.017,
    "l": 52.745
  },
  "oklch": {
    "l": 0.48328,
    "c": 0.19989,
    "h": 280.5
  },
  "luminance": 0.10028
}

Semantic roles & 50–950 ramp

primary

#5143CA

secondary

#CCD297

accent

#DF48D0

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5143CA

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

Preview Lab → · Contrast checker → · Palette generator →