#586EB3#586EB3

#586EB3 is a mid, moderate blue. Relative luminance 0.165; OKLCH L 55.2% C 0.111 H 269.2°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#586EB3
RGB	rgb(88, 110, 179)
HSL	hsl(225, 37%, 52%)
HSV	hsv(225, 51%, 70%)
CMYK	cmyk(50.8%, 38.5%, 0%, 29.8%)
CIE-LAB	lab(47.60, 11.58, -39.20)
CIE-LCH	lch(47.60, 40.87, 286.46°)
OKLab	oklab(55.24% -0.0016 -0.1108)
OKLCH	oklch(55.24% 0.111 269.2)
XYZ	xyz(17.7345, 16.4801, 44.8856)
Luminance	0.1648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586EB3 #B39D58

analogous

#589BB3 #586EB3 #7058B3

triadic

#586EB3 #B3586E #6EB358

tetradic

#586EB3 #B3589B #B39D58 #58B370

square

#586EB3 #B3589B #B39D58 #58B370

split-complementary

#586EB3 #B37058 #9BB358

monochromatic

#2D3A63 #40538D #586EB3 #8293C6 #ACB7D9

Accessibility & contrast

On white

4.89

#586EB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#586EB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #586EB3

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586EB3	#FFFFFF	#000000	##FFFFFF
##586EB3	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5375B6

Deuteranopia (green-blind)

#496DB1

Tritanopia (blue-blind)

#307D88

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #586eb3;
/* rgb */ color: rgb(88, 110, 179);
/* oklch */ color: oklch(55.2% 0.111 269.2);

Tailwind

colors: {
  custom: {
    50: '#8d97ca',
    500: '#586eb3',
    950: '#000000',
  },
}

SCSS

$custom: #586eb3;
$custom-light: #8d97ca;
$custom-dark: #000000;

JSON

{
  "hex": "#586eb3",
  "rgb": {
    "r": 88,
    "g": 110,
    "b": 179
  },
  "hsl": {
    "h": 225.495,
    "s": 37.449,
    "l": 52.353
  },
  "oklch": {
    "l": 0.55235,
    "c": 0.1108,
    "h": 269.2
  },
  "luminance": 0.16481
}

Semantic roles & 50–950 ramp

primary

#586EB3

secondary

#C7BEA0

accent

#B25ACD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0D0D13

muted

#7D7E82

Preview Lab

Preview with #586EB3

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

Preview Lab → · Contrast checker → · Palette generator →