#575A99#575A99

#575A99 is a mid, moderate blue. Relative luminance 0.116; OKLCH L 49.4% C 0.100 H 280.0°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#575A99
RGB	rgb(87, 90, 153)
HSL	hsl(237, 28%, 47%)
HSV	hsv(237, 43%, 60%)
CMYK	cmyk(43.1%, 41.2%, 0%, 40%)
CIE-LAB	lab(40.63, 15.69, -34.87)
CIE-LCH	lch(40.63, 38.24, 294.23°)
OKLab	oklab(49.42% 0.0174 -0.0983)
OKLCH	oklch(49.42% 0.1 280)
XYZ	xyz(13.3347, 11.6379, 31.6745)
Luminance	0.1164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575A99 #999657

analogous

#577B99 #575A99 #755799

triadic

#575A99 #99575A #5A9957

tetradic

#575A99 #99577B #999657 #579975

square

#575A99 #99577B #999657 #579975

split-complementary

#575A99 #997557 #7B9957

monochromatic

#2B2C4B #414372 #575A99 #7A7DB3 #A1A3C9

Accessibility & contrast

On white

6.31

#575A99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#575A99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575A99

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575A99	#FFFFFF	#000000	##FFFFFF
##575A99	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43629B

Deuteranopia (green-blind)

#3F5D98

Tritanopia (blue-blind)

#426772

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #575a99;
/* rgb */ color: rgb(87, 90, 153);
/* oklch */ color: oklch(49.4% 0.100 280.0);

Tailwind

colors: {
  custom: {
    50: '#8a88b7',
    500: '#575a99',
    950: '#000000',
  },
}

SCSS

$custom: #575a99;
$custom-light: #8a88b7;
$custom-dark: #000000;

JSON

{
  "hex": "#575a99",
  "rgb": {
    "r": 87,
    "g": 90,
    "b": 153
  },
  "hsl": {
    "h": 237.273,
    "s": 27.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.49422,
    "c": 0.09982,
    "h": 280
  },
  "luminance": 0.11638
}

Semantic roles & 50–950 ramp

primary

#575A99

secondary

#B7B595

accent

#BF64C4

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0C0B11

muted

#7D7C80

Preview Lab

Preview with #575A99

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

Preview Lab → · Contrast checker → · Palette generator →