#575FBC#575FBC

#575FBC is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.6% C 0.144 H 276.6°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#575FBC
RGB	rgb(87, 95, 188)
HSL	hsl(235, 43%, 54%)
HSV	hsv(235, 54%, 74%)
CMYK	cmyk(53.7%, 49.5%, 0%, 26.3%)
CIE-LAB	lab(44.00, 23.61, -50.16)
CIE-LCH	lch(44.00, 55.44, 295.21°)
OKLab	oklab(52.64% 0.0164 -0.1431)
OKLCH	oklch(52.64% 0.144 276.6)
XYZ	xyz(17.0969, 13.8404, 49.3378)
Luminance	0.1384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575FBC #BCB457

analogous

#5792BC #575FBC #8257BC

triadic

#575FBC #BC575F #5FBC57

tetradic

#575FBC #BC5792 #BCB457 #57BC82

square

#575FBC #BC5792 #BCB457 #57BC82

split-complementary

#575FBC #BC8257 #92BC57

monochromatic

#2C316D #3D4499 #575FBC #8389CD #AFB2DF

Accessibility & contrast

On white

5.57

#575FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#575FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575FBC

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575FBC	#FFFFFF	#000000	##FFFFFF
##575FBC	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#326CBF

Deuteranopia (green-blind)

#2564BA

Tritanopia (blue-blind)

#287484

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #575fbc;
/* rgb */ color: rgb(87, 95, 188);
/* oklch */ color: oklch(52.6% 0.144 276.6);

Tailwind

colors: {
  custom: {
    50: '#8e8cd1',
    500: '#575fbc',
    950: '#000000',
  },
}

SCSS

$custom: #575fbc;
$custom-light: #8e8cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#575fbc",
  "rgb": {
    "r": 87,
    "g": 95,
    "b": 188
  },
  "hsl": {
    "h": 235.248,
    "s": 42.979,
    "l": 53.922
  },
  "oklch": {
    "l": 0.5264,
    "c": 0.14401,
    "h": 276.6
  },
  "luminance": 0.13841
}

Semantic roles & 50–950 ramp

primary

#575FBC

secondary

#CDCAA2

accent

#C955D3

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #575FBC

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

Preview Lab → · Contrast checker → · Palette generator →