#57529B#57529B

#57529B is a mid, moderate blue. Relative luminance 0.104; OKLCH L 47.9% C 0.115 H 284.3°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#57529B
RGB	rgb(87, 82, 155)
HSL	hsl(244, 31%, 46%)
HSV	hsv(244, 47%, 61%)
CMYK	cmyk(43.9%, 47.1%, 0%, 39.2%)
CIE-LAB	lab(38.60, 21.37, -39.31)
CIE-LCH	lch(38.60, 44.74, 298.53°)
OKLab	oklab(47.91% 0.0283 -0.1113)
OKLCH	oklch(47.91% 0.115 284.3)
XYZ	xyz(12.8625, 10.4269, 32.3389)
Luminance	0.1043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57529B #969B52

analogous

#52729B #57529B #7C529B

triadic

#57529B #9B5752 #529B57

tetradic

#57529B #9B5272 #969B52 #529B7C

square

#57529B #9B5272 #969B52 #529B7C

split-complementary

#57529B #9B7C52 #729B52

monochromatic

#2A284B #413D73 #57529B #7974B6 #A09DCB

Accessibility & contrast

On white

6.81

#57529B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#57529B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57529B

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57529B	#FFFFFF	#000000	##FFFFFF
##57529B	1.00	6.81	3.09	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355D9E

Deuteranopia (green-blind)

#335999

Tritanopia (blue-blind)

#42616F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #57529b;
/* rgb */ color: rgb(87, 82, 155);
/* oklch */ color: oklch(47.9% 0.115 284.3);

Tailwind

colors: {
  custom: {
    50: '#8a82b9',
    500: '#57529b',
    950: '#000000',
  },
}

SCSS

$custom: #57529b;
$custom-light: #8a82b9;
$custom-dark: #000000;

JSON

{
  "hex": "#57529b",
  "rgb": {
    "r": 87,
    "g": 82,
    "b": 155
  },
  "hsl": {
    "h": 244.11,
    "s": 30.802,
    "l": 46.471
  },
  "oklch": {
    "l": 0.47911,
    "c": 0.11484,
    "h": 284.3
  },
  "luminance": 0.10427
}

Semantic roles & 50–950 ramp

primary

#57529B

secondary

#B5B891

accent

#C761C0

background

#F8F7FB

surface

#F0EEF6

border

#CBC9D0

text

#0C0A11

muted

#7D7C80

Preview Lab

Preview with #57529B

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

Preview Lab → · Contrast checker → · Palette generator →