#505BCD#505BCD

#505BCD is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.6% C 0.175 H 274.6°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#505BCD
RGB	rgb(80, 91, 205)
HSL	hsl(235, 56%, 56%)
HSV	hsv(235, 61%, 80%)
CMYK	cmyk(61%, 55.6%, 0%, 19.6%)
CIE-LAB	lab(43.65, 30.39, -60.60)
CIE-LCH	lch(43.65, 67.79, 296.63°)
OKLab	oklab(52.61% 0.0139 -0.174)
OKLCH	oklch(52.61% 0.175 274.6)
XYZ	xyz(18.0652, 13.5940, 59.4177)
Luminance	0.1359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505BCD #CDC250

analogous

#5099CD #505BCD #8350CD

triadic

#505BCD #CD505B #5BCD50

tetradic

#505BCD #CD5099 #CDC250 #50CD83

square

#505BCD #CD5099 #CDC250 #50CD83

split-complementary

#505BCD #CD8350 #99CD50

monochromatic

#242C7E #323DAE #505BCD #8088DB #AFB4E8

Accessibility & contrast

On white

5.65

#505BCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#505BCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505BCD

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505BCD	#FFFFFF	#000000	##FFFFFF
##505BCD	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD1

Deuteranopia (green-blind)

#0062CB

Tritanopia (blue-blind)

#00768B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #505bcd;
/* rgb */ color: rgb(80, 91, 205);
/* oklch */ color: oklch(52.6% 0.175 274.6);

Tailwind

colors: {
  custom: {
    50: '#8d89dd',
    500: '#505bcd',
    950: '#000000',
  },
}

SCSS

$custom: #505bcd;
$custom-light: #8d89dd;
$custom-dark: #000000;

JSON

{
  "hex": "#505bcd",
  "rgb": {
    "r": 80,
    "g": 91,
    "b": 205
  },
  "hsl": {
    "h": 234.72,
    "s": 55.556,
    "l": 55.882
  },
  "oklch": {
    "l": 0.5261,
    "c": 0.17454,
    "h": 274.6
  },
  "luminance": 0.13595
}

Semantic roles & 50–950 ramp

primary

#505BCD

secondary

#D6D2A2

accent

#D249DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #505BCD

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

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