#586EBB#586EBB

#586EBB is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.7% C 0.122 H 270.0°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#586EBB
RGB	rgb(88, 110, 187)
HSL	hsl(227, 42%, 54%)
HSV	hsv(227, 53%, 73%)
CMYK	cmyk(52.9%, 41.2%, 0%, 26.7%)
CIE-LAB	lab(48.02, 14.15, -43.16)
CIE-LCH	lch(48.02, 45.42, 288.15°)
OKLab	oklab(55.7% 0.0001 -0.1224)
OKLCH	oklch(55.7% 0.122 270)
XYZ	xyz(18.5671, 16.8131, 49.2709)
Luminance	0.1681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586EBB #BBA558

analogous

#58A0BB #586EBB #7458BB

triadic

#586EBB #BB586E #6EBB58

tetradic

#586EBB #BB58A0 #BBA558 #58BB74

square

#586EBB #BB58A0 #BBA558 #58BB74

split-complementary

#586EBB #BB7458 #A0BB58

monochromatic

#2C3A6C #3E5298 #586EBB #8394CD #AFBADE

Accessibility & contrast

On white

4.81

#586EBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#586EBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #586EBB

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586EBB	#FFFFFF	#000000	##FFFFFF
##586EBB	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E77BE

Deuteranopia (green-blind)

#436EB9

Tritanopia (blue-blind)

#297F8B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #586ebb;
/* rgb */ color: rgb(88, 110, 187);
/* oklch */ color: oklch(55.7% 0.122 270.0);

Tailwind

colors: {
  custom: {
    50: '#8e97d0',
    500: '#586ebb',
    950: '#000000',
  },
}

SCSS

$custom: #586ebb;
$custom-light: #8e97d0;
$custom-dark: #000000;

JSON

{
  "hex": "#586ebb",
  "rgb": {
    "r": 88,
    "g": 110,
    "b": 187
  },
  "hsl": {
    "h": 226.667,
    "s": 42.128,
    "l": 53.922
  },
  "oklch": {
    "l": 0.55701,
    "c": 0.12237,
    "h": 270
  },
  "luminance": 0.16814
}

Semantic roles & 50–950 ramp

primary

#586EBB

secondary

#CDC3A2

accent

#B656D2

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #586EBB

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

Preview Lab → · Contrast checker → · Palette generator →