#5186D5#5186D5

#5186D5 is a mid, vivid blue. Relative luminance 0.236; OKLCH L 62.0% C 0.133 H 258.2°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#5186D5
RGB	rgb(81, 134, 213)
HSL	hsl(216, 61%, 58%)
HSV	hsv(216, 62%, 84%)
CMYK	cmyk(62%, 37.1%, 0%, 16.5%)
CIE-LAB	lab(55.69, 6.70, -45.86)
CIE-LCH	lch(55.69, 46.35, 278.32°)
OKLab	oklab(61.98% -0.0272 -0.1302)
OKLCH	oklch(61.98% 0.133 258.2)
XYZ	xyz(23.9244, 23.6014, 66.2326)
Luminance	0.2360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5186D5 #D5A051

analogous

#51C8D5 #5186D5 #5E51D5

triadic

#5186D5 #D55186 #86D551

tetradic

#5186D5 #D551C8 #D5A051 #51D55E

square

#5186D5 #D551C8 #D5A051 #51D55E

split-complementary

#5186D5 #D55E51 #C8D551

monochromatic

#214B8A #2D66BC #5186D5 #82A8E1 #B4CBED

Accessibility & contrast

On white

3.67

#5186D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#5186D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5186D5

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5186D5	#FFFFFF	#000000	##000000
##5186D5	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648CD8

Deuteranopia (green-blind)

#5280D3

Tritanopia (blue-blind)

#0098A3

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5186d5;
/* rgb */ color: rgb(81, 134, 213);
/* oklch */ color: oklch(62.0% 0.133 258.2);

Tailwind

colors: {
  custom: {
    50: '#8da8e2',
    500: '#5186d5',
    950: '#000000',
  },
}

SCSS

$custom: #5186d5;
$custom-light: #8da8e2;
$custom-dark: #000000;

JSON

{
  "hex": "#5186d5",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 213
  },
  "hsl": {
    "h": 215.909,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.61976,
    "c": 0.13298,
    "h": 258.2
  },
  "luminance": 0.23604
}

Semantic roles & 50–950 ramp

primary

#5186D5

secondary

#DBC6A6

accent

#A444E4

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5186D5

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

Preview Lab → · Contrast checker → · Palette generator →