#575BC1#575BC1

#575BC1 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.2% C 0.156 H 277.8°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#575BC1
RGB	rgb(87, 91, 193)
HSL	hsl(238, 46%, 55%)
HSV	hsv(238, 55%, 76%)
CMYK	cmyk(54.9%, 52.8%, 0%, 24.3%)
CIE-LAB	lab(43.30, 27.74, -54.20)
CIE-LCH	lch(43.30, 60.89, 297.10°)
OKLab	oklab(52.21% 0.0213 -0.155)
OKLCH	oklch(52.21% 0.156 277.8)
XYZ	xyz(17.2942, 13.3575, 52.1087)
Luminance	0.1336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575BC1 #C1BD57

analogous

#5790C1 #575BC1 #8857C1

triadic

#575BC1 #C1575B #5BC157

tetradic

#575BC1 #C15790 #C1BD57 #57C188

square

#575BC1 #C15790 #C1BD57 #57C188

split-complementary

#575BC1 #C18857 #90C157

monochromatic

#2A2D73 #3B3FA0 #575BC1 #8487D1 #B0B2E2

Accessibility & contrast

On white

5.72

#575BC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#575BC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575BC1

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575BC1	#FFFFFF	#000000	##FFFFFF
##575BC1	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)

#216BC5

Deuteranopia (green-blind)

#0B62BF

Tritanopia (blue-blind)

#227285

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #575bc1;
/* rgb */ color: rgb(87, 91, 193);
/* oklch */ color: oklch(52.2% 0.156 277.8);

Tailwind

colors: {
  custom: {
    50: '#8f89d4',
    500: '#575bc1',
    950: '#000000',
  },
}

SCSS

$custom: #575bc1;
$custom-light: #8f89d4;
$custom-dark: #000000;

JSON

{
  "hex": "#575bc1",
  "rgb": {
    "r": 87,
    "g": 91,
    "b": 193
  },
  "hsl": {
    "h": 237.736,
    "s": 46.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.52211,
    "c": 0.15644,
    "h": 277.8
  },
  "luminance": 0.13359
}

Semantic roles & 50–950 ramp

primary

#575BC1

secondary

#D0CFA4

accent

#D152D6

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #575BC1

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

Preview Lab → · Contrast checker → · Palette generator →