#585CC9#585CC9

#585CC9 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 53.0% C 0.166 H 277.5°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#585CC9
RGB	rgb(88, 92, 201)
HSL	hsl(238, 51%, 57%)
HSV	hsv(238, 56%, 79%)
CMYK	cmyk(56.2%, 54.2%, 0%, 21.2%)
CIE-LAB	lab(44.15, 29.91, -57.45)
CIE-LCH	lch(44.15, 64.77, 297.51°)
OKLab	oklab(53.04% 0.0218 -0.1645)
OKLCH	oklch(53.04% 0.166 277.5)
XYZ	xyz(18.3909, 13.9448, 56.9695)
Luminance	0.1395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585CC9 #C9C558

analogous

#5895C9 #585CC9 #8D58C9

triadic

#585CC9 #C9585C #5CC958

tetradic

#585CC9 #C95895 #C9C558 #58C98D

square

#585CC9 #C95895 #C9C558 #58C98D

split-complementary

#585CC9 #C98D58 #95C958

monochromatic

#292C7E #383CAC #585CC9 #8689D8 #B4B6E7

Accessibility & contrast

On white

5.54

#585CC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#585CC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585CC9

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585CC9	#FFFFFF	#000000	##FFFFFF
##585CC9	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#166DCD

Deuteranopia (green-blind)

#0064C7

Tritanopia (blue-blind)

#197589

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #585cc9;
/* rgb */ color: rgb(88, 92, 201);
/* oklch */ color: oklch(53.0% 0.166 277.5);

Tailwind

colors: {
  custom: {
    50: '#908ada',
    500: '#585cc9',
    950: '#000000',
  },
}

SCSS

$custom: #585cc9;
$custom-light: #908ada;
$custom-dark: #000000;

JSON

{
  "hex": "#585cc9",
  "rgb": {
    "r": 88,
    "g": 92,
    "b": 201
  },
  "hsl": {
    "h": 237.876,
    "s": 51.131,
    "l": 56.667
  },
  "oklch": {
    "l": 0.53041,
    "c": 0.16593,
    "h": 277.5
  },
  "luminance": 0.13946
}

Semantic roles & 50–950 ramp

primary

#585CC9

secondary

#D6D4A7

accent

#D64DDB

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #585CC9

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

Preview Lab → · Contrast checker → · Palette generator →