#57557E#57557E

#57557E is a mid, moderate blue. Relative luminance 0.100; OKLCH L 46.9% C 0.066 H 285.8°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#57557E
RGB	rgb(87, 85, 126)
HSL	hsl(243, 19%, 41%)
HSV	hsv(243, 33%, 49%)
CMYK	cmyk(31%, 32.5%, 0%, 50.6%)
CIE-LAB	lab(37.90, 10.94, -22.80)
CIE-LCH	lch(37.90, 25.29, 295.63°)
OKLab	oklab(46.88% 0.0179 -0.0633)
OKLCH	oklch(46.88% 0.066 285.8)
XYZ	xyz(10.9439, 10.0293, 21.0939)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57557E #7C7E55

analogous

#55687E #57557E #6C557E

triadic

#57557E #7E5755 #557E57

tetradic

#57557E #7E5568 #7C7E55 #557E6C

square

#57557E #7E5568 #7C7E55 #557E6C

split-complementary

#57557E #7E6C55 #687E55

monochromatic

#252435 #3E3C59 #57557E #73719F #9796B8

Accessibility & contrast

On white

6.99

#57557E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#57557E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57557E

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57557E	#FFFFFF	#000000	##FFFFFF
##57557E	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)

#495A80

Deuteranopia (green-blind)

#48587D

Tritanopia (blue-blind)

#4E5C64

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #57557e;
/* rgb */ color: rgb(87, 85, 126);
/* oklch */ color: oklch(46.9% 0.066 285.8);

Tailwind

colors: {
  custom: {
    50: '#8784a3',
    500: '#57557e',
    950: '#000000',
  },
}

SCSS

$custom: #57557e;
$custom-light: #8784a3;
$custom-dark: #000000;

JSON

{
  "hex": "#57557e",
  "rgb": {
    "r": 87,
    "g": 85,
    "b": 126
  },
  "hsl": {
    "h": 242.927,
    "s": 19.431,
    "l": 41.373
  },
  "oklch": {
    "l": 0.46877,
    "c": 0.06582,
    "h": 285.8
  },
  "luminance": 0.1003
}

Semantic roles & 50–950 ramp

primary

#57557E

secondary

#A4A589

accent

#BC6CB8

background

#F8F8FA

surface

#F0EFF4

border

#CBCACE

text

#0B0B0F

muted

#7C7C7F

Preview Lab

Preview with #57557E

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

Preview Lab → · Contrast checker → · Palette generator →