#575DB2#575DB2

#575DB2 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.6% C 0.132 H 277.6°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#575DB2
RGB	rgb(87, 93, 178)
HSL	hsl(236, 37%, 52%)
HSV	hsv(236, 51%, 70%)
CMYK	cmyk(51.1%, 47.8%, 0%, 30.2%)
CIE-LAB	lab(42.87, 21.64, -46.14)
CIE-LCH	lch(42.87, 50.97, 295.13°)
OKLab	oklab(51.58% 0.0176 -0.1313)
OKLCH	oklch(51.58% 0.132 277.6)
XYZ	xyz(15.8782, 13.0683, 43.7966)
Luminance	0.1307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575DB2 #B2AC57

analogous

#578BB2 #575DB2 #7F57B2

triadic

#575DB2 #B2575D #5DB257

tetradic

#575DB2 #B2578B #B2AC57 #57B27F

square

#575DB2 #B2578B #B2AC57 #57B27F

split-complementary

#575DB2 #B27F57 #8BB257

monochromatic

#2D3062 #40458C #575DB2 #8185C5 #ABAED8

Accessibility & contrast

On white

5.81

#575DB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#575DB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575DB2

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575DB2	#FFFFFF	#000000	##FFFFFF
##575DB2	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3769B5

Deuteranopia (green-blind)

#2E62B0

Tritanopia (blue-blind)

#326F7F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #575db2;
/* rgb */ color: rgb(87, 93, 178);
/* oklch */ color: oklch(51.6% 0.132 277.6);

Tailwind

colors: {
  custom: {
    50: '#8c8ac9',
    500: '#575db2',
    950: '#000000',
  },
}

SCSS

$custom: #575db2;
$custom-light: #8c8ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#575db2",
  "rgb": {
    "r": 87,
    "g": 93,
    "b": 178
  },
  "hsl": {
    "h": 236.044,
    "s": 37.143,
    "l": 51.961
  },
  "oklch": {
    "l": 0.51582,
    "c": 0.13246,
    "h": 277.6
  },
  "luminance": 0.13069
}

Semantic roles & 50–950 ramp

primary

#575DB2

secondary

#C6C49E

accent

#C65BCD

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0D0B13

muted

#7D7C82

Preview Lab

Preview with #575DB2

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

Preview Lab → · Contrast checker → · Palette generator →