#509FA3#509FA3

#509FA3 is a light, moderate teal. Relative luminance 0.291; OKLCH L 65.4% C 0.078 H 199.8°. Best body text is #000000 at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#509FA3
RGB	rgb(80, 159, 163)
HSL	hsl(183, 34%, 48%)
HSV	hsv(183, 51%, 64%)
CMYK	cmyk(50.9%, 2.5%, 0%, 36.1%)
CIE-LAB	lab(60.91, -23.05, -9.55)
CIE-LCH	lch(60.91, 24.95, 202.50°)
OKLab	oklab(65.43% -0.0732 -0.0263)
OKLCH	oklch(65.43% 0.078 199.8)
XYZ	xyz(22.3146, 29.1441, 39.0927)
Luminance	0.2915 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509FA3 #A35450

analogous

#50A37E #509FA3 #5075A3

triadic

#509FA3 #A3509F #9FA350

tetradic

#509FA3 #7E50A3 #A35450 #75A350

square

#509FA3 #7E50A3 #A35450 #75A350

split-complementary

#509FA3 #A35075 #A37E50

monochromatic

#284F51 #3C777A #509FA3 #75B8BB #9ECDCF

Accessibility & contrast

On white

3.08

#509FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.83

#509FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509FA3

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509FA3	#FFFFFF	#000000	##000000
##509FA3	1.00	3.08	6.83	6.83
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.83	21.00	1.00	1.00
##000000	6.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9599A3

Deuteranopia (green-blind)

#888FA4

Tritanopia (blue-blind)

#17A4A0

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #509fa3;
/* rgb */ color: rgb(80, 159, 163);
/* oklch */ color: oklch(65.4% 0.078 199.8);

Tailwind

colors: {
  custom: {
    50: '#88bbbe',
    500: '#509fa3',
    950: '#000000',
  },
}

SCSS

$custom: #509fa3;
$custom-light: #88bbbe;
$custom-dark: #000000;

JSON

{
  "hex": "#509fa3",
  "rgb": {
    "r": 80,
    "g": 159,
    "b": 163
  },
  "hsl": {
    "h": 182.892,
    "s": 34.156,
    "l": 47.647
  },
  "oklch": {
    "l": 0.65428,
    "c": 0.07776,
    "h": 199.8
  },
  "luminance": 0.29146
}

Semantic roles & 50–950 ramp

primary

#509FA3

secondary

#BC9492

accent

#635ECA

background

#F8FBFB

surface

#F0F6F6

border

#CBD0D0

text

#0C1212

muted

#7D8181

Preview Lab

Preview with #509FA3

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

Preview Lab → · Contrast checker → · Palette generator →