#585ECB#585ECB

#585ECB is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.6% C 0.166 H 276.8°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#585ECB
RGB	rgb(88, 94, 203)
HSL	hsl(237, 53%, 57%)
HSV	hsv(237, 57%, 80%)
CMYK	cmyk(56.7%, 53.7%, 0%, 20.4%)
CIE-LAB	lab(44.79, 29.32, -57.58)
CIE-LCH	lch(44.79, 64.61, 296.99°)
OKLab	oklab(53.56% 0.0198 -0.1649)
OKLCH	oklch(53.56% 0.166 276.8)
XYZ	xyz(18.8032, 14.3906, 58.2752)
Luminance	0.1439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585ECB #CBC558

analogous

#5897CB #585ECB #8C58CB

triadic

#585ECB #CB585E #5ECB58

tetradic

#585ECB #CB5897 #CBC558 #58CB8C

square

#585ECB #CB5897 #CBC558 #58CB8C

split-complementary

#585ECB #CB8C58 #97CB58

monochromatic

#282D81 #373DAF #585ECB #878BDA #B5B8E8

Accessibility & contrast

On white

5.41

#585ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#585ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585ECB

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585ECB	#FFFFFF	#000000	##FFFFFF
##585ECB	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A6FCF

Deuteranopia (green-blind)

#0065C9

Tritanopia (blue-blind)

#14778B

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #585ecb;
/* rgb */ color: rgb(88, 94, 203);
/* oklch */ color: oklch(53.6% 0.166 276.8);

Tailwind

colors: {
  custom: {
    50: '#918bdb',
    500: '#585ecb',
    950: '#000000',
  },
}

SCSS

$custom: #585ecb;
$custom-light: #918bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#585ecb",
  "rgb": {
    "r": 88,
    "g": 94,
    "b": 203
  },
  "hsl": {
    "h": 236.87,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.53559,
    "c": 0.16604,
    "h": 276.8
  },
  "luminance": 0.14392
}

Semantic roles & 50–950 ramp

primary

#585ECB

secondary

#D7D4A8

accent

#D44CDC

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #585ECB

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

Preview Lab → · Contrast checker → · Palette generator →