#5182DB#5182DB

#5182DB is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.5% C 0.145 H 261.4°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#5182DB
RGB	rgb(81, 130, 219)
HSL	hsl(219, 66%, 59%)
HSV	hsv(219, 63%, 86%)
CMYK	cmyk(63%, 40.6%, 0%, 14.1%)
CIE-LAB	lab(54.89, 11.14, -50.50)
CIE-LCH	lch(54.89, 51.71, 282.45°)
OKLab	oklab(61.47% -0.0218 -0.1438)
OKLCH	oklch(61.47% 0.145 261.4)
XYZ	xyz(24.1577, 22.8268, 70.1370)
Luminance	0.2283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5182DB #DBAA51

analogous

#51C7DB #5182DB #6551DB

triadic

#5182DB #DB5182 #82DB51

tetradic

#5182DB #DB51C7 #DBAA51 #51DB65

square

#5182DB #DB51C7 #DBAA51 #51DB65

split-complementary

#5182DB #DB6551 #C7DB51

monochromatic

#1E4893 #2961C6 #5182DB #84A6E5 #B6CBF0

Accessibility & contrast

On white

3.77

#5182DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#5182DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5182DB

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5182DB	#FFFFFF	#000000	##000000
##5182DB	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A8ADE

Deuteranopia (green-blind)

#467DD9

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5182db;
/* rgb */ color: rgb(81, 130, 219);
/* oklch */ color: oklch(61.5% 0.145 261.4);

Tailwind

colors: {
  custom: {
    50: '#8ea5e6',
    500: '#5182db',
    950: '#000000',
  },
}

SCSS

$custom: #5182db;
$custom-light: #8ea5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5182db",
  "rgb": {
    "r": 81,
    "g": 130,
    "b": 219
  },
  "hsl": {
    "h": 218.696,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.61465,
    "c": 0.14543,
    "h": 261.4
  },
  "luminance": 0.22829
}

Semantic roles & 50–950 ramp

primary

#5182DB

secondary

#DFCCA9

accent

#AC3FE9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #5182DB

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

Preview Lab → · Contrast checker → · Palette generator →