#575799#575799

#575799 is a mid, moderate blue. Relative luminance 0.111; OKLCH L 48.8% C 0.104 H 281.8°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#575799
RGB	rgb(87, 87, 153)
HSL	hsl(240, 28%, 47%)
HSV	hsv(240, 43%, 60%)
CMYK	cmyk(43.1%, 43.1%, 0%, 40%)
CIE-LAB	lab(39.82, 17.59, -36.17)
CIE-LCH	lch(39.82, 40.22, 295.94°)
OKLab	oklab(48.8% 0.0214 -0.1021)
OKLCH	oklch(48.8% 0.104 281.8)
XYZ	xyz(13.0868, 11.1420, 31.5919)
Luminance	0.1114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575799 #999957

analogous

#577899 #575799 #785799

triadic

#575799 #995757 #579957

tetradic

#575799 #995778 #999957 #579978

square

#575799 #995778 #999957 #579978

split-complementary

#575799 #997857 #789957

monochromatic

#2B2B4B #414172 #575799 #7A7AB3 #A1A1C9

Accessibility & contrast

On white

6.50

#575799 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#575799 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575799

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575799	#FFFFFF	#000000	##FFFFFF
##575799	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F609C

Deuteranopia (green-blind)

#3B5C97

Tritanopia (blue-blind)

#436470

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #575799;
/* rgb */ color: rgb(87, 87, 153);
/* oklch */ color: oklch(48.8% 0.104 281.8);

Tailwind

colors: {
  custom: {
    50: '#8a86b7',
    500: '#575799',
    950: '#000000',
  },
}

SCSS

$custom: #575799;
$custom-light: #8a86b7;
$custom-dark: #000000;

JSON

{
  "hex": "#575799",
  "rgb": {
    "r": 87,
    "g": 87,
    "b": 153
  },
  "hsl": {
    "h": 240,
    "s": 27.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.488,
    "c": 0.1043,
    "h": 281.8
  },
  "luminance": 0.11143
}

Semantic roles & 50–950 ramp

primary

#575799

secondary

#B7B795

accent

#C464C4

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0C0B11

muted

#7D7C80

Preview Lab

Preview with #575799

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

Preview Lab → · Contrast checker → · Palette generator →