#5184DA#5184DA

#5184DA is a mid, vivid blue. Relative luminance 0.233; OKLCH L 61.8% C 0.142 H 260.2°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#5184DA
RGB	rgb(81, 132, 218)
HSL	hsl(218, 65%, 59%)
HSV	hsv(218, 63%, 85%)
CMYK	cmyk(62.8%, 39.4%, 0%, 14.5%)
CIE-LAB	lab(55.39, 9.60, -49.14)
CIE-LCH	lch(55.39, 50.07, 281.05°)
OKLab	oklab(61.83% -0.024 -0.1398)
OKLCH	oklch(61.83% 0.142 260.2)
XYZ	xyz(24.2950, 23.3116, 69.5353)
Luminance	0.2331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5184DA #DAA751

analogous

#51C9DA #5184DA #6251DA

triadic

#5184DA #DA5184 #84DA51

tetradic

#5184DA #DA51C9 #DAA751 #51DA62

square

#5184DA #DA51C9 #DAA751 #51DA62

split-complementary

#5184DA #DA6251 #C9DA51

monochromatic

#1F4A92 #2A63C4 #5184DA #83A8E5 #B6CBEF

Accessibility & contrast

On white

3.71

#5184DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#5184DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5184DA

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5184DA	#FFFFFF	#000000	##000000
##5184DA	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)

#5E8CDD

Deuteranopia (green-blind)

#4A7FD8

Tritanopia (blue-blind)

#0098A4

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5184da;
/* rgb */ color: rgb(81, 132, 218);
/* oklch */ color: oklch(61.8% 0.142 260.2);

Tailwind

colors: {
  custom: {
    50: '#8ea7e6',
    500: '#5184da',
    950: '#000000',
  },
}

SCSS

$custom: #5184da;
$custom-light: #8ea7e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5184da",
  "rgb": {
    "r": 81,
    "g": 132,
    "b": 218
  },
  "hsl": {
    "h": 217.664,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.61833,
    "c": 0.14184,
    "h": 260.2
  },
  "luminance": 0.23314
}

Semantic roles & 50–950 ramp

primary

#5184DA

secondary

#DECAA8

accent

#A940E8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #5184DA

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

Preview Lab → · Contrast checker → · Palette generator →