#5143DC#5143DC

#5143DC is a mid, highly saturated blue. Relative luminance 0.109; OKLCH L 49.9% C 0.222 H 278.8°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#5143DC
RGB	rgb(81, 67, 220)
HSL	hsl(245, 69%, 56%)
HSV	hsv(245, 70%, 86%)
CMYK	cmyk(63.2%, 69.5%, 0%, 13.7%)
CIE-LAB	lab(39.46, 49.74, -76.03)
CIE-LCH	lch(39.46, 90.86, 303.19°)
OKLab	oklab(49.94% 0.0339 -0.2194)
OKLCH	oklch(49.94% 0.222 278.8)
XYZ	xyz(18.3146, 10.9295, 68.8407)
Luminance	0.1093 (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

#5143DC #CEDC43

analogous

#4382DC #5143DC #9E43DC

triadic

#5143DC #DC5143 #43DC51

tetradic

#5143DC #DC4382 #CEDC43 #43DC9E

square

#5143DC #DC4382 #CEDC43 #43DC9E

split-complementary

#5143DC #DC9E43 #82DC43

monochromatic

#241A8B #3223BE #5143DC #8177E6 #B1AAEF

Accessibility & contrast

On white

6.59

#5143DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#5143DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5143DC

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5143DC	#FFFFFF	#000000	##FFFFFF
##5143DC	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E1

Deuteranopia (green-blind)

#0057D9

Tritanopia (blue-blind)

#006C8B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #5143dc;
/* rgb */ color: rgb(81, 67, 220);
/* oklch */ color: oklch(49.9% 0.222 278.8);

Tailwind

colors: {
  custom: {
    50: '#9279e8',
    500: '#5143dc',
    950: '#000000',
  },
}

SCSS

$custom: #5143dc;
$custom-light: #9279e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5143dc",
  "rgb": {
    "r": 81,
    "g": 67,
    "b": 220
  },
  "hsl": {
    "h": 245.49,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.49938,
    "c": 0.22197,
    "h": 278.8
  },
  "luminance": 0.10931
}

Semantic roles & 50–950 ramp

primary

#5143DC

secondary

#D7DD9E

accent

#EB3CDB

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #5143DC

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

Preview Lab → · Contrast checker → · Palette generator →