#586ECF#586ECF

#586ECF is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.9% C 0.151 H 271.3°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#586ECF
RGB	rgb(88, 110, 207)
HSL	hsl(229, 55%, 58%)
HSV	hsv(229, 57%, 81%)
CMYK	cmyk(57.5%, 46.9%, 0%, 18.8%)
CIE-LAB	lab(49.17, 20.70, -52.83)
CIE-LCH	lch(49.17, 56.74, 291.40°)
OKLab	oklab(56.95% 0.0034 -0.1507)
OKLCH	oklch(56.95% 0.151 271.3)
XYZ	xyz(20.8592, 17.7300, 61.3424)
Luminance	0.1773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586ECF #CFB958

analogous

#58A9CF #586ECF #7E58CF

triadic

#586ECF #CF586E #6ECF58

tetradic

#586ECF #CF58A9 #CFB958 #58CF7E

square

#586ECF #CF58A9 #CFB958 #58CF7E

split-complementary

#586ECF #CF7E58 #A9CF58

monochromatic

#273886 #344CB6 #586ECF #8897DD #B7C1EA

Accessibility & contrast

On white

4.62

#586ECF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#586ECF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #586ECF

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586ECF	#FFFFFF	#000000	##FFFFFF
##586ECF	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#407AD3

Deuteranopia (green-blind)

#2E70CD

Tritanopia (blue-blind)

#008494

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #586ecf;
/* rgb */ color: rgb(88, 110, 207);
/* oklch */ color: oklch(56.9% 0.151 271.3);

Tailwind

colors: {
  custom: {
    50: '#9097de',
    500: '#586ecf',
    950: '#000000',
  },
}

SCSS

$custom: #586ecf;
$custom-light: #9097de;
$custom-dark: #000000;

JSON

{
  "hex": "#586ecf",
  "rgb": {
    "r": 88,
    "g": 110,
    "b": 207
  },
  "hsl": {
    "h": 228.908,
    "s": 55.349,
    "l": 57.843
  },
  "oklch": {
    "l": 0.56946,
    "c": 0.15077,
    "h": 271.3
  },
  "luminance": 0.17732
}

Semantic roles & 50–950 ramp

primary

#586ECF

secondary

#D9D0AA

accent

#C349DF

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #586ECF

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

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