#575EB8#575EB8

#575EB8 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.2% C 0.140 H 277.1°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#575EB8
RGB	rgb(87, 94, 184)
HSL	hsl(236, 41%, 53%)
HSV	hsv(236, 53%, 72%)
CMYK	cmyk(52.7%, 48.9%, 0%, 27.8%)
CIE-LAB	lab(43.49, 22.94, -48.65)
CIE-LCH	lch(43.49, 53.79, 295.25°)
OKLab	oklab(52.18% 0.0172 -0.1386)
OKLCH	oklch(52.18% 0.14 277.1)
XYZ	xyz(16.5822, 13.4913, 47.0684)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575EB8 #B8B157

analogous

#578EB8 #575EB8 #8057B8

triadic

#575EB8 #B8575E #5EB857

tetradic

#575EB8 #B8578E #B8B157 #57B880

square

#575EB8 #B8578E #B8B157 #57B880

split-complementary

#575EB8 #B88057 #8EB857

monochromatic

#2C3068 #3E4493 #575EB8 #8287CA #ADB0DC

Accessibility & contrast

On white

5.68

#575EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#575EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575EB8

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575EB8	#FFFFFF	#000000	##FFFFFF
##575EB8	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#346BBB

Deuteranopia (green-blind)

#2963B6

Tritanopia (blue-blind)

#2C7282

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #575eb8;
/* rgb */ color: rgb(87, 94, 184);
/* oklch */ color: oklch(52.2% 0.140 277.1);

Tailwind

colors: {
  custom: {
    50: '#8d8bce',
    500: '#575eb8',
    950: '#000000',
  },
}

SCSS

$custom: #575eb8;
$custom-light: #8d8bce;
$custom-dark: #000000;

JSON

{
  "hex": "#575eb8",
  "rgb": {
    "r": 87,
    "g": 94,
    "b": 184
  },
  "hsl": {
    "h": 235.67,
    "s": 40.586,
    "l": 53.137
  },
  "oklch": {
    "l": 0.52176,
    "c": 0.13969,
    "h": 277.1
  },
  "luminance": 0.13492
}

Semantic roles & 50–950 ramp

primary

#575EB8

secondary

#CAC7A0

accent

#C857D0

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #575EB8

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

Preview Lab → · Contrast checker → · Palette generator →