#585BC9#585BC9

#585BC9 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.9% C 0.167 H 277.8°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#585BC9
RGB	rgb(88, 91, 201)
HSL	hsl(238, 51%, 57%)
HSV	hsv(238, 56%, 79%)
CMYK	cmyk(56.2%, 54.7%, 0%, 21.2%)
CIE-LAB	lab(43.91, 30.53, -57.85)
CIE-LCH	lch(43.91, 65.41, 297.82°)
OKLab	oklab(52.86% 0.0228 -0.1657)
OKLCH	oklch(52.86% 0.167 277.8)
XYZ	xyz(18.3049, 13.7727, 56.9408)
Luminance	0.1377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585BC9 #C9C658

analogous

#5894C9 #585BC9 #8E58C9

triadic

#585BC9 #C9585B #5BC958

tetradic

#585BC9 #C95894 #C9C658 #58C98E

square

#585BC9 #C95894 #C9C658 #58C98E

split-complementary

#585BC9 #C98E58 #94C958

monochromatic

#292B7E #383BAC #585BC9 #8688D8 #B4B6E7

Accessibility & contrast

On white

5.59

#585BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#585BC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585BC9

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585BC9	#FFFFFF	#000000	##FFFFFF
##585BC9	1.00	5.59	3.75	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#106CCD

Deuteranopia (green-blind)

#0063C7

Tritanopia (blue-blind)

#1A7489

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #585bc9;
/* rgb */ color: rgb(88, 91, 201);
/* oklch */ color: oklch(52.9% 0.167 277.8);

Tailwind

colors: {
  custom: {
    50: '#9089da',
    500: '#585bc9',
    950: '#000000',
  },
}

SCSS

$custom: #585bc9;
$custom-light: #9089da;
$custom-dark: #000000;

JSON

{
  "hex": "#585bc9",
  "rgb": {
    "r": 88,
    "g": 91,
    "b": 201
  },
  "hsl": {
    "h": 238.407,
    "s": 51.131,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52856,
    "c": 0.16725,
    "h": 277.8
  },
  "luminance": 0.13774
}

Semantic roles & 50–950 ramp

primary

#585BC9

secondary

#D6D4A7

accent

#D74DDB

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #585BC9

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

Preview Lab → · Contrast checker → · Palette generator →