#505CC8#505CC8

#505CC8 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.4% C 0.166 H 274.4°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#505CC8
RGB	rgb(80, 92, 200)
HSL	hsl(234, 52%, 55%)
HSV	hsv(234, 60%, 78%)
CMYK	cmyk(60%, 54%, 0%, 21.6%)
CIE-LAB	lab(43.55, 28.08, -57.87)
CIE-LCH	lch(43.55, 64.33, 295.88°)
OKLab	oklab(52.43% 0.0127 -0.166)
OKLCH	oklch(52.43% 0.166 274.4)
XYZ	xyz(17.5573, 13.5285, 56.3184)
Luminance	0.1353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505CC8 #C8BC50

analogous

#5098C8 #505CC8 #8050C8

triadic

#505CC8 #C8505C #5CC850

tetradic

#505CC8 #C85098 #C8BC50 #50C880

square

#505CC8 #C85098 #C8BC50 #50C880

split-complementary

#505CC8 #C88050 #98C850

monochromatic

#262E78 #3440A6 #505CC8 #7F87D7 #ADB3E5

Accessibility & contrast

On white

5.67

#505CC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#505CC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505CC8

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505CC8	#FFFFFF	#000000	##FFFFFF
##505CC8	1.00	5.67	3.71	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#136CCC

Deuteranopia (green-blind)

#0062C6

Tritanopia (blue-blind)

#007589

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #505cc8;
/* rgb */ color: rgb(80, 92, 200);
/* oklch */ color: oklch(52.4% 0.166 274.4);

Tailwind

colors: {
  custom: {
    50: '#8c8ad9',
    500: '#505cc8',
    950: '#000000',
  },
}

SCSS

$custom: #505cc8;
$custom-light: #8c8ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#505cc8",
  "rgb": {
    "r": 80,
    "g": 92,
    "b": 200
  },
  "hsl": {
    "h": 234,
    "s": 52.174,
    "l": 54.902
  },
  "oklch": {
    "l": 0.52428,
    "c": 0.16644,
    "h": 274.4
  },
  "luminance": 0.1353
}

Semantic roles & 50–950 ramp

primary

#505CC8

secondary

#D3CEA1

accent

#CD4CDC

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #505CC8

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

Preview Lab → · Contrast checker → · Palette generator →