#585BB5#585BB5

#585BB5 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.5% C 0.139 H 278.9°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#585BB5
RGB	rgb(88, 91, 181)
HSL	hsl(238, 39%, 53%)
HSV	hsv(238, 51%, 71%)
CMYK	cmyk(51.4%, 49.7%, 0%, 29%)
CIE-LAB	lab(42.60, 24.08, -48.32)
CIE-LCH	lch(42.60, 53.99, 296.49°)
OKLab	oklab(51.46% 0.0215 -0.1377)
OKLCH	oklch(51.46% 0.139 278.9)
XYZ	xyz(16.1035, 12.8921, 45.3470)
Luminance	0.1289 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585BB5 #B5B258

analogous

#5889B5 #585BB5 #8458B5

triadic

#585BB5 #B5585B #5BB558

tetradic

#585BB5 #B55889 #B5B258 #58B584

square

#585BB5 #B55889 #B5B258 #58B584

split-complementary

#585BB5 #B58458 #89B558

monochromatic

#2D2F66 #404290 #585BB5 #8285C8 #ADAEDB

Accessibility & contrast

On white

5.87

#585BB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#585BB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585BB5

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585BB5	#FFFFFF	#000000	##FFFFFF
##585BB5	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3168B8

Deuteranopia (green-blind)

#2761B3

Tritanopia (blue-blind)

#326F7F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #585bb5;
/* rgb */ color: rgb(88, 91, 181);
/* oklch */ color: oklch(51.5% 0.139 278.9);

Tailwind

colors: {
  custom: {
    50: '#8e89cc',
    500: '#585bb5',
    950: '#000000',
  },
}

SCSS

$custom: #585bb5;
$custom-light: #8e89cc;
$custom-dark: #000000;

JSON

{
  "hex": "#585bb5",
  "rgb": {
    "r": 88,
    "g": 91,
    "b": 181
  },
  "hsl": {
    "h": 238.065,
    "s": 38.589,
    "l": 52.745
  },
  "oklch": {
    "l": 0.51459,
    "c": 0.13933,
    "h": 278.9
  },
  "luminance": 0.12893
}

Semantic roles & 50–950 ramp

primary

#585BB5

secondary

#C9C7A0

accent

#CB59CF

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #585BB5

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

Preview Lab → · Contrast checker → · Palette generator →