#585BB8#585BB8

#585BB8 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.7% C 0.144 H 278.7°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#585BB8
RGB	rgb(88, 91, 184)
HSL	hsl(238, 40%, 53%)
HSV	hsv(238, 52%, 72%)
CMYK	cmyk(52.2%, 50.5%, 0%, 27.8%)
CIE-LAB	lab(42.79, 25.04, -49.78)
CIE-LCH	lch(42.79, 55.72, 296.71°)
OKLab	oklab(51.66% 0.0217 -0.1419)
OKLCH	oklch(51.66% 0.144 278.7)
XYZ	xyz(16.4146, 13.0166, 46.9856)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585BB8 #B8B558

analogous

#588BB8 #585BB8 #8558B8

triadic

#585BB8 #B8585B #5BB858

tetradic

#585BB8 #B8588B #B8B558 #58B885

square

#585BB8 #B8588B #B8B558 #58B885

split-complementary

#585BB8 #B88558 #8BB858

monochromatic

#2D2F69 #3F4294 #585BB8 #8385CA #AEAFDD

Accessibility & contrast

On white

5.83

#585BB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#585BB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585BB8

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585BB8	#FFFFFF	#000000	##FFFFFF
##585BB8	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E69BB

Deuteranopia (green-blind)

#2361B6

Tritanopia (blue-blind)

#2F6F81

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #585bb8;
/* rgb */ color: rgb(88, 91, 184);
/* oklch */ color: oklch(51.7% 0.144 278.7);

Tailwind

colors: {
  custom: {
    50: '#8e89ce',
    500: '#585bb8',
    950: '#000000',
  },
}

SCSS

$custom: #585bb8;
$custom-light: #8e89ce;
$custom-dark: #000000;

JSON

{
  "hex": "#585bb8",
  "rgb": {
    "r": 88,
    "g": 91,
    "b": 184
  },
  "hsl": {
    "h": 238.125,
    "s": 40.336,
    "l": 53.333
  },
  "oklch": {
    "l": 0.51661,
    "c": 0.14361,
    "h": 278.7
  },
  "luminance": 0.13018
}

Semantic roles & 50–950 ramp

primary

#585BB8

secondary

#CBC9A1

accent

#CC58D0

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #585BB8

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

Preview Lab → · Contrast checker → · Palette generator →