#57519C#57519C

#57519C is a mid, moderate blue. Relative luminance 0.103; OKLCH L 47.8% C 0.118 H 284.6°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#57519C
RGB	rgb(87, 81, 156)
HSL	hsl(245, 32%, 46%)
HSV	hsv(245, 48%, 61%)
CMYK	cmyk(44.2%, 48.1%, 0%, 38.8%)
CIE-LAB	lab(38.39, 22.31, -40.23)
CIE-LCH	lch(38.39, 46.00, 299.01°)
OKLab	oklab(47.78% 0.0298 -0.114)
OKLCH	oklch(47.78% 0.118 284.6)
XYZ	xyz(12.8719, 10.3109, 32.7580)
Luminance	0.1031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57519C #969C51

analogous

#51719C #57519C #7D519C

triadic

#57519C #9C5751 #519C57

tetradic

#57519C #9C5171 #969C51 #519C7D

square

#57519C #9C5171 #969C51 #519C7D

split-complementary

#57519C #9C7D51 #719C51

monochromatic

#2A274B #413C74 #57519C #7974B7 #A09CCC

Accessibility & contrast

On white

6.86

#57519C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#57519C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57519C

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57519C	#FFFFFF	#000000	##FFFFFF
##57519C	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335D9F

Deuteranopia (green-blind)

#30589A

Tritanopia (blue-blind)

#42606F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #57519c;
/* rgb */ color: rgb(87, 81, 156);
/* oklch */ color: oklch(47.8% 0.118 284.6);

Tailwind

colors: {
  custom: {
    50: '#8a82ba',
    500: '#57519c',
    950: '#000000',
  },
}

SCSS

$custom: #57519c;
$custom-light: #8a82ba;
$custom-dark: #000000;

JSON

{
  "hex": "#57519c",
  "rgb": {
    "r": 87,
    "g": 81,
    "b": 156
  },
  "hsl": {
    "h": 244.8,
    "s": 31.646,
    "l": 46.471
  },
  "oklch": {
    "l": 0.47776,
    "c": 0.11784,
    "h": 284.6
  },
  "luminance": 0.10311
}

Semantic roles & 50–950 ramp

primary

#57519C

secondary

#B5B890

accent

#C860C0

background

#F8F7FB

surface

#F0EEF6

border

#CBC9D0

text

#0C0A11

muted

#7D7C80

Preview Lab

Preview with #57519C

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

Preview Lab → · Contrast checker → · Palette generator →