#56578F#56578F

#56578F is a mid, moderate blue. Relative luminance 0.108; OKLCH L 48.1% C 0.089 H 281.7°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#56578F
RGB	rgb(86, 87, 143)
HSL	hsl(239, 25%, 45%)
HSV	hsv(239, 40%, 56%)
CMYK	cmyk(39.9%, 39.2%, 0%, 43.9%)
CIE-LAB	lab(39.20, 14.29, -31.12)
CIE-LCH	lch(39.20, 34.24, 294.67°)
OKLab	oklab(48.14% 0.0181 -0.0874)
OKLCH	oklch(48.14% 0.089 281.7)
XYZ	xyz(12.2025, 10.7775, 27.4186)
Luminance	0.1078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#56578F #8F8E56

analogous

#56748F #56578F #71568F

triadic

#56578F #8F5657 #578F56

tetradic

#56578F #8F5674 #8F8E56 #568F71

square

#56578F #8F5674 #8F8E56 #568F71

split-complementary

#56578F #8F7156 #748F56

monochromatic

#282843 #3F4069 #56578F #7677AC #9C9DC3

Accessibility & contrast

On white

6.65

#56578F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#56578F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #56578F

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##56578F	#FFFFFF	#000000	##FFFFFF
##56578F	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445E91

Deuteranopia (green-blind)

#415A8E

Tritanopia (blue-blind)

#46626C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #56578f;
/* rgb */ color: rgb(86, 87, 143);
/* oklch */ color: oklch(48.1% 0.089 281.7);

Tailwind

colors: {
  custom: {
    50: '#8886b0',
    500: '#56578f',
    950: '#000000',
  },
}

SCSS

$custom: #56578f;
$custom-light: #8886b0;
$custom-dark: #000000;

JSON

{
  "hex": "#56578f",
  "rgb": {
    "r": 86,
    "g": 87,
    "b": 143
  },
  "hsl": {
    "h": 238.947,
    "s": 24.891,
    "l": 44.902
  },
  "oklch": {
    "l": 0.48135,
    "c": 0.08926,
    "h": 281.7
  },
  "luminance": 0.10778
}

Semantic roles & 50–950 ramp

primary

#56578F

secondary

#B1B090

accent

#C066C1

background

#F8F8FA

surface

#F0EFF4

border

#CBCACE

text

#0B0B10

muted

#7C7C7F

Preview Lab

Preview with #56578F

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

Preview Lab → · Contrast checker → · Palette generator →