#586ECB#586ECB

#586ECB is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.7% C 0.145 H 271.1°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#586ECB
RGB	rgb(88, 110, 203)
HSL	hsl(229, 53%, 57%)
HSV	hsv(229, 57%, 80%)
CMYK	cmyk(56.7%, 45.8%, 0%, 20.4%)
CIE-LAB	lab(48.93, 19.38, -50.92)
CIE-LCH	lch(48.93, 54.48, 290.84°)
OKLab	oklab(56.69% 0.0028 -0.1451)
OKLCH	oklch(56.69% 0.145 271.1)
XYZ	xyz(20.3764, 17.5368, 58.7995)
Luminance	0.1754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586ECB #CBB558

analogous

#58A7CB #586ECB #7C58CB

triadic

#586ECB #CB586E #6ECB58

tetradic

#586ECB #CB58A7 #CBB558 #58CB7C

square

#586ECB #CB58A7 #CBB558 #58CB7C

split-complementary

#586ECB #CB7C58 #A7CB58

monochromatic

#283981 #374EAF #586ECB #8797DA #B5BFE8

Accessibility & contrast

On white

4.66

#586ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#586ECB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #586ECB

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586ECB	#FFFFFF	#000000	##FFFFFF
##586ECB	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#437ACE

Deuteranopia (green-blind)

#3470C9

Tritanopia (blue-blind)

#0C8393

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #586ecb;
/* rgb */ color: rgb(88, 110, 203);
/* oklch */ color: oklch(56.7% 0.145 271.1);

Tailwind

colors: {
  custom: {
    50: '#9097db',
    500: '#586ecb',
    950: '#000000',
  },
}

SCSS

$custom: #586ecb;
$custom-light: #9097db;
$custom-dark: #000000;

JSON

{
  "hex": "#586ecb",
  "rgb": {
    "r": 88,
    "g": 110,
    "b": 203
  },
  "hsl": {
    "h": 228.522,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.56688,
    "c": 0.14516,
    "h": 271.1
  },
  "luminance": 0.17538
}

Semantic roles & 50–950 ramp

primary

#586ECB

secondary

#D7CEA8

accent

#C04CDC

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #586ECB

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

Preview Lab → · Contrast checker → · Palette generator →