#585EB9#585EB9

#585EB9 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.3% C 0.141 H 277.5°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#585EB9
RGB	rgb(88, 94, 185)
HSL	hsl(236, 41%, 54%)
HSV	hsv(236, 52%, 73%)
CMYK	cmyk(52.4%, 49.2%, 0%, 27.5%)
CIE-LAB	lab(43.63, 23.49, -49.01)
CIE-LCH	lch(43.63, 54.35, 295.60°)
OKLab	oklab(52.31% 0.0184 -0.1397)
OKLCH	oklch(52.31% 0.141 277.5)
XYZ	xyz(16.7814, 13.5819, 47.6268)
Luminance	0.1358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585EB9 #B9B358

analogous

#588EB9 #585EB9 #8258B9

triadic

#585EB9 #B9585E #5EB958

tetradic

#585EB9 #B9588E #B9B358 #58B982

square

#585EB9 #B9588E #B9B358 #58B982

split-complementary

#585EB9 #B98258 #8EB958

monochromatic

#2C306A #3F4495 #585EB9 #8388CB #AEB1DD

Accessibility & contrast

On white

5.65

#585EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#585EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585EB9

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585EB9	#FFFFFF	#000000	##FFFFFF
##585EB9	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#336BBC

Deuteranopia (green-blind)

#2863B7

Tritanopia (blue-blind)

#2E7283

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #585eb9;
/* rgb */ color: rgb(88, 94, 185);
/* oklch */ color: oklch(52.3% 0.141 277.5);

Tailwind

colors: {
  custom: {
    50: '#8e8bce',
    500: '#585eb9',
    950: '#000000',
  },
}

SCSS

$custom: #585eb9;
$custom-light: #8e8bce;
$custom-dark: #000000;

JSON

{
  "hex": "#585eb9",
  "rgb": {
    "r": 88,
    "g": 94,
    "b": 185
  },
  "hsl": {
    "h": 236.289,
    "s": 40.928,
    "l": 53.529
  },
  "oklch": {
    "l": 0.52314,
    "c": 0.14089,
    "h": 277.5
  },
  "luminance": 0.13583
}

Semantic roles & 50–950 ramp

primary

#585EB9

secondary

#CBC9A2

accent

#C957D1

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #585EB9

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

Preview Lab → · Contrast checker → · Palette generator →