#575DB9#575DB9

#575DB9 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.0% C 0.142 H 277.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#575DB9
RGB	rgb(87, 93, 185)
HSL	hsl(236, 41%, 53%)
HSV	hsv(236, 53%, 73%)
CMYK	cmyk(53%, 49.7%, 0%, 27.5%)
CIE-LAB	lab(43.30, 23.89, -49.55)
CIE-LCH	lch(43.30, 55.01, 295.75°)
OKLab	oklab(52.05% 0.0184 -0.1413)
OKLCH	oklch(52.05% 0.142 277.4)
XYZ	xyz(16.5990, 13.3567, 47.5930)
Luminance	0.1336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575DB9 #B9B357

analogous

#578EB9 #575DB9 #8257B9

triadic

#575DB9 #B9575D #5DB957

tetradic

#575DB9 #B9578E #B9B357 #57B982

square

#575DB9 #B9578E #B9B357 #57B982

split-complementary

#575DB9 #B98257 #8EB957

monochromatic

#2C306A #3E4395 #575DB9 #8287CB #ADB0DD

Accessibility & contrast

On white

5.72

#575DB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#575DB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575DB9

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575DB9	#FFFFFF	#000000	##FFFFFF
##575DB9	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#316ABC

Deuteranopia (green-blind)

#2562B7

Tritanopia (blue-blind)

#2B7182

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #575db9;
/* rgb */ color: rgb(87, 93, 185);
/* oklch */ color: oklch(52.0% 0.142 277.4);

Tailwind

colors: {
  custom: {
    50: '#8d8ace',
    500: '#575db9',
    950: '#000000',
  },
}

SCSS

$custom: #575db9;
$custom-light: #8d8ace;
$custom-dark: #000000;

JSON

{
  "hex": "#575db9",
  "rgb": {
    "r": 87,
    "g": 93,
    "b": 185
  },
  "hsl": {
    "h": 236.327,
    "s": 41.176,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52046,
    "c": 0.14248,
    "h": 277.4
  },
  "luminance": 0.13358
}

Semantic roles & 50–950 ramp

primary

#575DB9

secondary

#CBC8A1

accent

#CA57D1

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #575DB9

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

Preview Lab → · Contrast checker → · Palette generator →