#575ACC#575ACC

#575ACC is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.8% C 0.173 H 277.6°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#575ACC
RGB	rgb(87, 90, 204)
HSL	hsl(238, 53%, 57%)
HSV	hsv(238, 57%, 80%)
CMYK	cmyk(57.4%, 55.9%, 0%, 20%)
CIE-LAB	lab(43.80, 31.94, -59.76)
CIE-LCH	lch(43.80, 67.76, 298.12°)
OKLab	oklab(52.82% 0.0227 -0.1713)
OKLCH	oklch(52.82% 0.173 277.6)
XYZ	xyz(18.4822, 13.6969, 58.7849)
Luminance	0.1370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575ACC #CCC957

analogous

#5794CC #575ACC #8F57CC

triadic

#575ACC #CC575A #5ACC57

tetradic

#575ACC #CC5794 #CCC957 #57CC8F

square

#575ACC #CC5794 #CCC957 #57CC8F

split-complementary

#575ACC #CC8F57 #94CC57

monochromatic

#272A81 #3639B0 #575ACC #8688DA #B5B6E9

Accessibility & contrast

On white

5.62

#575ACC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#575ACC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575ACC

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575ACC	#FFFFFF	#000000	##FFFFFF
##575ACC	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD0

Deuteranopia (green-blind)

#0063CA

Tritanopia (blue-blind)

#0D758A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #575acc;
/* rgb */ color: rgb(87, 90, 204);
/* oklch */ color: oklch(52.8% 0.173 277.6);

Tailwind

colors: {
  custom: {
    50: '#9088dc',
    500: '#575acc',
    950: '#000000',
  },
}

SCSS

$custom: #575acc;
$custom-light: #9088dc;
$custom-dark: #000000;

JSON

{
  "hex": "#575acc",
  "rgb": {
    "r": 87,
    "g": 90,
    "b": 204
  },
  "hsl": {
    "h": 238.462,
    "s": 53.425,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52821,
    "c": 0.17285,
    "h": 277.6
  },
  "luminance": 0.13698
}

Semantic roles & 50–950 ramp

primary

#575ACC

secondary

#D7D6A8

accent

#D94BDD

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #575ACC

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

Preview Lab → · Contrast checker → · Palette generator →