#575EB9#575EB9

#575EB9 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.2% C 0.141 H 277.0°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#575EB9
RGB	rgb(87, 94, 185)
HSL	hsl(236, 41%, 53%)
HSV	hsv(236, 53%, 73%)
CMYK	cmyk(53%, 49.2%, 0%, 27.5%)
CIE-LAB	lab(43.56, 23.27, -49.13)
CIE-LCH	lch(43.56, 54.36, 295.34°)
OKLab	oklab(52.24% 0.0173 -0.14)
OKLCH	oklch(52.24% 0.141 277)
XYZ	xyz(16.6874, 13.5334, 47.6224)
Luminance	0.1353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575EB9 #B9B257

analogous

#578FB9 #575EB9 #8157B9

triadic

#575EB9 #B9575E #5EB957

tetradic

#575EB9 #B9578F #B9B257 #57B981

square

#575EB9 #B9578F #B9B257 #57B981

split-complementary

#575EB9 #B98157 #8FB957

monochromatic

#2C306A #3E4495 #575EB9 #8287CB #ADB1DD

Accessibility & contrast

On white

5.67

#575EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#575EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575EB9

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575EB9	#FFFFFF	#000000	##FFFFFF
##575EB9	1.00	5.67	3.71	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#336BBC

Deuteranopia (green-blind)

#2763B7

Tritanopia (blue-blind)

#2B7283

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #575eb9;
/* rgb */ color: rgb(87, 94, 185);
/* oklch */ color: oklch(52.2% 0.141 277.0);

Tailwind

colors: {
  custom: {
    50: '#8d8bce',
    500: '#575eb9',
    950: '#000000',
  },
}

SCSS

$custom: #575eb9;
$custom-light: #8d8bce;
$custom-dark: #000000;

JSON

{
  "hex": "#575eb9",
  "rgb": {
    "r": 87,
    "g": 94,
    "b": 185
  },
  "hsl": {
    "h": 235.714,
    "s": 41.176,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52242,
    "c": 0.14111,
    "h": 277
  },
  "luminance": 0.13534
}

Semantic roles & 50–950 ramp

primary

#575EB9

secondary

#CBC8A1

accent

#C857D1

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #575EB9

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

Preview Lab → · Contrast checker → · Palette generator →