#505FB6#505FB6

#505FB6 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.8% C 0.137 H 273.3°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#505FB6
RGB	rgb(80, 95, 182)
HSL	hsl(231, 41%, 51%)
HSV	hsv(231, 56%, 71%)
CMYK	cmyk(56%, 47.8%, 0%, 28.6%)
CIE-LAB	lab(43.16, 20.15, -48.04)
CIE-LCH	lch(43.16, 52.09, 292.76°)
OKLab	oklab(51.76% 0.0079 -0.137)
OKLCH	oklch(51.76% 0.137 273.3)
XYZ	xyz(15.8412, 13.2662, 45.9728)
Luminance	0.1327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505FB6 #B6A750

analogous

#5092B6 #505FB6 #7450B6

triadic

#505FB6 #B6505F #5FB650

tetradic

#505FB6 #B65092 #B6A750 #50B674

square

#505FB6 #B65092 #B6A750 #50B674

split-complementary

#505FB6 #B67450 #92B650

monochromatic

#293263 #3B478E #505FB6 #7B86C8 #A6AEDA

Accessibility & contrast

On white

5.75

#505FB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#505FB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505FB6

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505FB6	#FFFFFF	#000000	##FFFFFF
##505FB6	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#366BB9

Deuteranopia (green-blind)

#2862B4

Tritanopia (blue-blind)

#177282

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #505fb6;
/* rgb */ color: rgb(80, 95, 182);
/* oklch */ color: oklch(51.8% 0.137 273.3);

Tailwind

colors: {
  custom: {
    50: '#898ccc',
    500: '#505fb6',
    950: '#000000',
  },
}

SCSS

$custom: #505fb6;
$custom-light: #898ccc;
$custom-dark: #000000;

JSON

{
  "hex": "#505fb6",
  "rgb": {
    "r": 80,
    "g": 95,
    "b": 182
  },
  "hsl": {
    "h": 231.176,
    "s": 41.129,
    "l": 51.373
  },
  "oklch": {
    "l": 0.51761,
    "c": 0.13723,
    "h": 273.3
  },
  "luminance": 0.13267
}

Semantic roles & 50–950 ramp

primary

#505FB6

secondary

#C7C19A

accent

#BF57D1

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #505FB6

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

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