#575FCF#575FCF

#575FCF is a mid, vivid blue. Relative luminance 0.147; OKLCH L 54.0% C 0.170 H 276.0°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#575FCF
RGB	rgb(87, 95, 207)
HSL	hsl(236, 56%, 58%)
HSV	hsv(236, 58%, 81%)
CMYK	cmyk(58%, 54.1%, 0%, 18.8%)
CIE-LAB	lab(45.24, 29.82, -59.15)
CIE-LCH	lch(45.24, 66.24, 296.76°)
OKLab	oklab(53.97% 0.0178 -0.1695)
OKLCH	oklch(53.97% 0.17 276)
XYZ	xyz(19.2815, 14.7142, 60.8435)
Luminance	0.1472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575FCF #CFC757

analogous

#579BCF #575FCF #8B57CF

triadic

#575FCF #CF575F #5FCF57

tetradic

#575FCF #CF579B #CFC757 #57CF8B

square

#575FCF #CF579B #CFC757 #57CF8B

split-complementary

#575FCF #CF8B57 #9BCF57

monochromatic

#262C85 #343CB5 #575FCF #878CDD #B6BAEA

Accessibility & contrast

On white

5.33

#575FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#575FCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575FCF

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575FCF	#FFFFFF	#000000	##FFFFFF
##575FCF	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1470D3

Deuteranopia (green-blind)

#0066CD

Tritanopia (blue-blind)

#00798E

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #575fcf;
/* rgb */ color: rgb(87, 95, 207);
/* oklch */ color: oklch(54.0% 0.170 276.0);

Tailwind

colors: {
  custom: {
    50: '#918cde',
    500: '#575fcf',
    950: '#000000',
  },
}

SCSS

$custom: #575fcf;
$custom-light: #918cde;
$custom-dark: #000000;

JSON

{
  "hex": "#575fcf",
  "rgb": {
    "r": 87,
    "g": 95,
    "b": 207
  },
  "hsl": {
    "h": 236,
    "s": 55.556,
    "l": 57.647
  },
  "oklch": {
    "l": 0.53965,
    "c": 0.17044,
    "h": 276
  },
  "luminance": 0.14716
}

Semantic roles & 50–950 ramp

primary

#575FCF

secondary

#D9D6A9

accent

#D549DF

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #575FCF

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

Preview Lab → · Contrast checker → · Palette generator →