#575DCB#575DCB

#575DCB is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.3% C 0.168 H 276.7°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#575DCB
RGB	rgb(87, 93, 203)
HSL	hsl(237, 53%, 57%)
HSV	hsv(237, 57%, 80%)
CMYK	cmyk(57.1%, 54.2%, 0%, 20.4%)
CIE-LAB	lab(44.47, 29.75, -58.09)
CIE-LCH	lch(44.47, 65.27, 297.12°)
OKLab	oklab(53.3% 0.0197 -0.1664)
OKLCH	oklch(53.3% 0.168 276.7)
XYZ	xyz(18.6209, 14.1654, 58.2413)
Luminance	0.1417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575DCB #CBC557

analogous

#5797CB #575DCB #8B57CB

triadic

#575DCB #CB575D #5DCB57

tetradic

#575DCB #CB5797 #CBC557 #57CB8B

square

#575DCB #CB5797 #CBC557 #57CB8B

split-complementary

#575DCB #CB8B57 #97CB57

monochromatic

#282C80 #363CAF #575DCB #868AD9 #B4B7E8

Accessibility & contrast

On white

5.48

#575DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#575DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575DCB

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575DCB	#FFFFFF	#000000	##FFFFFF
##575DCB	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#156ECF

Deuteranopia (green-blind)

#0064C9

Tritanopia (blue-blind)

#0E768B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #575dcb;
/* rgb */ color: rgb(87, 93, 203);
/* oklch */ color: oklch(53.3% 0.168 276.7);

Tailwind

colors: {
  custom: {
    50: '#908adc',
    500: '#575dcb',
    950: '#000000',
  },
}

SCSS

$custom: #575dcb;
$custom-light: #908adc;
$custom-dark: #000000;

JSON

{
  "hex": "#575dcb",
  "rgb": {
    "r": 87,
    "g": 93,
    "b": 203
  },
  "hsl": {
    "h": 236.897,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.53302,
    "c": 0.16758,
    "h": 276.7
  },
  "luminance": 0.14167
}

Semantic roles & 50–950 ramp

primary

#575DCB

secondary

#D7D4A7

accent

#D54CDC

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #575DCB

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

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