#509CB1#509CB1

#509CB1 is a light, moderate cyan. Relative luminance 0.287; OKLCH L 65.2% C 0.081 H 218.1°. Best body text is #000000 at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#509CB1
RGB	rgb(80, 156, 177)
HSL	hsl(193, 38%, 50%)
HSV	hsv(193, 55%, 69%)
CMYK	cmyk(54.8%, 11.9%, 0%, 30.6%)
CIE-LAB	lab(60.48, -17.47, -18.11)
CIE-LCH	lch(60.48, 25.16, 226.02°)
OKLab	oklab(65.24% -0.0639 -0.0502)
OKLCH	oklch(65.24% 0.081 218.1)
XYZ	xyz(23.1295, 28.6546, 45.8985)
Luminance	0.2866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509CB1 #B16550

analogous

#50B196 #509CB1 #506BB1

triadic

#509CB1 #B1509C #9CB150

tetradic

#509CB1 #9650B1 #B16550 #6BB150

square

#509CB1 #9650B1 #B16550 #6BB150

split-complementary

#509CB1 #B1506B #B19650

monochromatic

#29525D #3C7787 #509CB1 #7AB4C4 #A5CCD7

Accessibility & contrast

On white

3.12

#509CB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.73

#509CB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509CB1

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509CB1	#FFFFFF	#000000	##000000
##509CB1	1.00	3.12	6.73	6.73
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.73	21.00	1.00	1.00
##000000	6.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E98B2

Deuteranopia (green-blind)

#808DB1

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #509cb1;
/* rgb */ color: rgb(80, 156, 177);
/* oklch */ color: oklch(65.2% 0.081 218.1);

Tailwind

colors: {
  custom: {
    50: '#89b9c8',
    500: '#509cb1',
    950: '#000000',
  },
}

SCSS

$custom: #509cb1;
$custom-light: #89b9c8;
$custom-dark: #000000;

JSON

{
  "hex": "#509cb1",
  "rgb": {
    "r": 80,
    "g": 156,
    "b": 177
  },
  "hsl": {
    "h": 192.99,
    "s": 38.34,
    "l": 50.392
  },
  "oklch": {
    "l": 0.65236,
    "c": 0.08122,
    "h": 218.1
  },
  "luminance": 0.28657
}

Semantic roles & 50–950 ramp

primary

#509CB1

secondary

#C4A299

accent

#735ACE

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #509CB1

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

Preview Lab → · Contrast checker → · Palette generator →