#5184D9#5184D9

#5184D9 is a mid, vivid blue. Relative luminance 0.233; OKLCH L 61.8% C 0.141 H 260.1°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#5184D9
RGB	rgb(81, 132, 217)
HSL	hsl(218, 64%, 58%)
HSV	hsv(218, 63%, 85%)
CMYK	cmyk(62.7%, 39.2%, 0%, 14.9%)
CIE-LAB	lab(55.34, 9.26, -48.66)
CIE-LCH	lch(55.34, 49.54, 280.77°)
OKLab	oklab(61.77% -0.0242 -0.1384)
OKLCH	oklch(61.77% 0.141 260.1)
XYZ	xyz(24.1646, 23.2594, 68.8482)
Luminance	0.2326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5184D9 #D9A651

analogous

#51C8D9 #5184D9 #6251D9

triadic

#5184D9 #D95184 #84D951

tetradic

#5184D9 #D951C8 #D9A651 #51D962

square

#5184D9 #D951C8 #D9A651 #51D962

split-complementary

#5184D9 #D96251 #C8D951

monochromatic

#1F4A90 #2A63C2 #5184D9 #83A8E4 #B5CBEF

Accessibility & contrast

On white

3.72

#5184D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#5184D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5184D9

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5184D9	#FFFFFF	#000000	##000000
##5184D9	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F8BDC

Deuteranopia (green-blind)

#4B7FD7

Tritanopia (blue-blind)

#0097A4

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #5184d9;
/* rgb */ color: rgb(81, 132, 217);
/* oklch */ color: oklch(61.8% 0.141 260.1);

Tailwind

colors: {
  custom: {
    50: '#8ea7e5',
    500: '#5184d9',
    950: '#000000',
  },
}

SCSS

$custom: #5184d9;
$custom-light: #8ea7e5;
$custom-dark: #000000;

JSON

{
  "hex": "#5184d9",
  "rgb": {
    "r": 81,
    "g": 132,
    "b": 217
  },
  "hsl": {
    "h": 217.5,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.61774,
    "c": 0.1405,
    "h": 260.1
  },
  "luminance": 0.23262
}

Semantic roles & 50–950 ramp

primary

#5184D9

secondary

#DECAA8

accent

#A941E7

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #5184D9

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

Preview Lab → · Contrast checker → · Palette generator →