#5185DB#5185DB

#5185DB is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.1% C 0.142 H 259.9°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#5185DB
RGB	rgb(81, 133, 219)
HSL	hsl(217, 66%, 59%)
HSV	hsv(217, 63%, 86%)
CMYK	cmyk(63%, 39.3%, 0%, 14.1%)
CIE-LAB	lab(55.72, 9.33, -49.18)
CIE-LCH	lch(55.72, 50.06, 280.75°)
OKLab	oklab(62.11% -0.0248 -0.1399)
OKLCH	oklch(62.11% 0.142 259.9)
XYZ	xyz(24.5625, 23.6366, 70.2720)
Luminance	0.2364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5185DB #DBA751

analogous

#51CADB #5185DB #6251DB

triadic

#5185DB #DB5185 #85DB51

tetradic

#5185DB #DB51CA #DBA751 #51DB62

square

#5185DB #DB51CA #DBA751 #51DB62

split-complementary

#5185DB #DB6251 #CADB51

monochromatic

#1E4A93 #2964C6 #5185DB #84A9E5 #B6CCF0

Accessibility & contrast

On white

3.67

#5185DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#5185DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5185DB

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5185DB	#FFFFFF	#000000	##000000
##5185DB	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F8CDE

Deuteranopia (green-blind)

#4B80D9

Tritanopia (blue-blind)

#0099A5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5185db;
/* rgb */ color: rgb(81, 133, 219);
/* oklch */ color: oklch(62.1% 0.142 259.9);

Tailwind

colors: {
  custom: {
    50: '#8ea8e6',
    500: '#5185db',
    950: '#000000',
  },
}

SCSS

$custom: #5185db;
$custom-light: #8ea8e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5185db",
  "rgb": {
    "r": 81,
    "g": 133,
    "b": 219
  },
  "hsl": {
    "h": 217.391,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.62106,
    "c": 0.14206,
    "h": 259.9
  },
  "luminance": 0.23639
}

Semantic roles & 50–950 ramp

primary

#5185DB

secondary

#DFCBA9

accent

#A93FE9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #5185DB

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

Preview Lab → · Contrast checker → · Palette generator →