#586DCB#586DCB

#586DCB is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.5% C 0.146 H 271.5°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#586DCB
RGB	rgb(88, 109, 203)
HSL	hsl(229, 53%, 57%)
HSV	hsv(229, 57%, 80%)
CMYK	cmyk(56.7%, 46.3%, 0%, 20.4%)
CIE-LAB	lab(48.66, 20.00, -51.35)
CIE-LCH	lch(48.66, 55.10, 291.28°)
OKLab	oklab(56.49% 0.0039 -0.1464)
OKLCH	oklch(56.49% 0.146 271.5)
XYZ	xyz(20.2691, 17.3223, 58.7638)
Luminance	0.1732 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586DCB #CBB658

analogous

#58A7CB #586DCB #7C58CB

triadic

#586DCB #CB586D #6DCB58

tetradic

#586DCB #CB58A7 #CBB658 #58CB7C

square

#586DCB #CB58A7 #CBB658 #58CB7C

split-complementary

#586DCB #CB7C58 #A7CB58

monochromatic

#283881 #374DAF #586DCB #8796DA #B5BFE8

Accessibility & contrast

On white

4.70

#586DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#586DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #586DCB

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586DCB	#FFFFFF	#000000	##FFFFFF
##586DCB	1.00	4.70	4.46	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4179CE

Deuteranopia (green-blind)

#326FC9

Tritanopia (blue-blind)

#0D8292

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #586dcb;
/* rgb */ color: rgb(88, 109, 203);
/* oklch */ color: oklch(56.5% 0.146 271.5);

Tailwind

colors: {
  custom: {
    50: '#9096db',
    500: '#586dcb',
    950: '#000000',
  },
}

SCSS

$custom: #586dcb;
$custom-light: #9096db;
$custom-dark: #000000;

JSON

{
  "hex": "#586dcb",
  "rgb": {
    "r": 88,
    "g": 109,
    "b": 203
  },
  "hsl": {
    "h": 229.043,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.56486,
    "c": 0.14644,
    "h": 271.5
  },
  "luminance": 0.17324
}

Semantic roles & 50–950 ramp

primary

#586DCB

secondary

#D7CEA8

accent

#C24CDC

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #586DCB

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

Preview Lab → · Contrast checker → · Palette generator →