#5186CF#5186CF

#5186CF is a mid, vivid cyan. Relative luminance 0.233; OKLCH L 61.6% C 0.125 H 256.7°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#5186CF
RGB	rgb(81, 134, 207)
HSL	hsl(215, 57%, 56%)
HSV	hsv(215, 61%, 81%)
CMYK	cmyk(60.9%, 35.3%, 0%, 18.8%)
CIE-LAB	lab(55.38, 4.69, -42.96)
CIE-LCH	lch(55.38, 43.22, 276.23°)
OKLab	oklab(61.64% -0.0287 -0.1217)
OKLCH	oklch(61.64% 0.125 256.7)
XYZ	xyz(23.1769, 23.3024, 62.2958)
Luminance	0.2331 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5186CF #CF9A51

analogous

#51C5CF #5186CF #5B51CF

triadic

#5186CF #CF5186 #86CF51

tetradic

#5186CF #CF51C5 #CF9A51 #51CF5B

square

#5186CF #CF51C5 #CF9A51 #51CF5B

split-complementary

#5186CF #CF5B51 #C5CF51

monochromatic

#244B82 #3167B2 #5186CF #81A7DC #B1C9E9

Accessibility & contrast

On white

3.71

#5186CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#5186CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5186CF

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5186CF	#FFFFFF	#000000	##000000
##5186CF	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678BD2

Deuteranopia (green-blind)

#567FCD

Tritanopia (blue-blind)

#0097A1

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5186cf;
/* rgb */ color: rgb(81, 134, 207);
/* oklch */ color: oklch(61.6% 0.125 256.7);

Tailwind

colors: {
  custom: {
    50: '#8ca8de',
    500: '#5186cf',
    950: '#000000',
  },
}

SCSS

$custom: #5186cf;
$custom-light: #8ca8de;
$custom-dark: #000000;

JSON

{
  "hex": "#5186cf",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 207
  },
  "hsl": {
    "h": 214.762,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.6164,
    "c": 0.12502,
    "h": 256.7
  },
  "luminance": 0.23305
}

Semantic roles & 50–950 ramp

primary

#5186CF

secondary

#D8C2A4

accent

#A048E0

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5186CF

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

Preview Lab → · Contrast checker → · Palette generator →