#575EC9#575EC9

#575EC9 is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.3% C 0.164 H 276.5°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#575EC9
RGB	rgb(87, 94, 201)
HSL	hsl(236, 51%, 56%)
HSV	hsv(236, 57%, 79%)
CMYK	cmyk(56.7%, 53.2%, 0%, 21.2%)
CIE-LAB	lab(44.59, 28.48, -56.75)
CIE-LCH	lch(44.59, 63.50, 296.65°)
OKLab	oklab(53.35% 0.0186 -0.1625)
OKLCH	oklch(53.35% 0.164 276.5)
XYZ	xyz(18.4724, 14.2474, 57.0236)
Luminance	0.1425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575EC9 #C9C257

analogous

#5797C9 #575EC9 #8957C9

triadic

#575EC9 #C9575E #5EC957

tetradic

#575EC9 #C95797 #C9C257 #57C989

square

#575EC9 #C95797 #C9C257 #57C989

split-complementary

#575EC9 #C98957 #97C957

monochromatic

#282E7D #373EAC #575EC9 #858AD8 #B4B7E7

Accessibility & contrast

On white

5.45

#575EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#575EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575EC9

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575EC9	#FFFFFF	#000000	##FFFFFF
##575EC9	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E6ECD

Deuteranopia (green-blind)

#0065C7

Tritanopia (blue-blind)

#13778A

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #575ec9;
/* rgb */ color: rgb(87, 94, 201);
/* oklch */ color: oklch(53.3% 0.164 276.5);

Tailwind

colors: {
  custom: {
    50: '#908bda',
    500: '#575ec9',
    950: '#000000',
  },
}

SCSS

$custom: #575ec9;
$custom-light: #908bda;
$custom-dark: #000000;

JSON

{
  "hex": "#575ec9",
  "rgb": {
    "r": 87,
    "g": 94,
    "b": 201
  },
  "hsl": {
    "h": 236.316,
    "s": 51.351,
    "l": 56.471
  },
  "oklch": {
    "l": 0.53347,
    "c": 0.16353,
    "h": 276.5
  },
  "luminance": 0.14249
}

Semantic roles & 50–950 ramp

primary

#575EC9

secondary

#D5D2A7

accent

#D24DDB

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #575EC9

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

Preview Lab → · Contrast checker → · Palette generator →