#505B97#505B97

#505B97 is a mid, moderate blue. Relative luminance 0.114; OKLCH L 49.0% C 0.097 H 274.4°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#505B97
RGB	rgb(80, 91, 151)
HSL	hsl(231, 31%, 45%)
HSV	hsv(231, 47%, 59%)
CMYK	cmyk(47%, 39.7%, 0%, 40.8%)
CIE-LAB	lab(40.28, 12.58, -34.27)
CIE-LCH	lch(40.28, 36.50, 290.16°)
OKLab	oklab(48.98% 0.0075 -0.0967)
OKLCH	oklch(48.98% 0.097 274.4)
XYZ	xyz(12.6335, 11.4213, 30.8110)
Luminance	0.1142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505B97 #978C50

analogous

#507E97 #505B97 #685097

triadic

#505B97 #97505B #5B9750

tetradic

#505B97 #97507E #978C50 #509768

square

#505B97 #97507E #978C50 #509768

split-complementary

#505B97 #976850 #7E9750

monochromatic

#262B47 #3B436F #505B97 #717BB4 #99A0C9

Accessibility & contrast

On white

6.39

#505B97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#505B97 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505B97

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505B97	#FFFFFF	#000000	##FFFFFF
##505B97	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#456299

Deuteranopia (green-blind)

#3F5C96

Tritanopia (blue-blind)

#366772

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #505b97;
/* rgb */ color: rgb(80, 91, 151);
/* oklch */ color: oklch(49.0% 0.097 274.4);

Tailwind

colors: {
  custom: {
    50: '#8589b6',
    500: '#505b97',
    950: '#000000',
  },
}

SCSS

$custom: #505b97;
$custom-light: #8589b6;
$custom-dark: #000000;

JSON

{
  "hex": "#505b97",
  "rgb": {
    "r": 80,
    "g": 91,
    "b": 151
  },
  "hsl": {
    "h": 230.704,
    "s": 30.736,
    "l": 45.294
  },
  "oklch": {
    "l": 0.48983,
    "c": 0.09698,
    "h": 274.4
  },
  "luminance": 0.11422
}

Semantic roles & 50–950 ramp

primary

#505B97

secondary

#B6AF8D

accent

#B761C7

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0B0B11

muted

#7C7C80

Preview Lab

Preview with #505B97

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

Preview Lab → · Contrast checker → · Palette generator →