#509B91#509B91

#509B91 is a light, moderate teal. Relative luminance 0.272; OKLCH L 63.8% C 0.077 H 184.3°. Best body text is #000000 at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#509B91
RGB	rgb(80, 155, 145)
HSL	hsl(172, 32%, 46%)
HSV	hsv(172, 48%, 61%)
CMYK	cmyk(48.4%, 0%, 6.5%, 39.2%)
CIE-LAB	lab(59.15, -25.85, -1.96)
CIE-LCH	lch(59.15, 25.92, 184.34°)
OKLab	oklab(63.83% -0.0764 -0.0057)
OKLCH	oklch(63.83% 0.077 184.3)
XYZ	xyz(20.1383, 27.1908, 30.9697)
Luminance	0.2719 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509B91 #9B505A

analogous

#509B6B #509B91 #507F9B

triadic

#509B91 #91509B #9B9150

tetradic

#509B91 #6B509B #9B505A #7F9B50

square

#509B91 #6B509B #9B505A #7F9B50

split-complementary

#509B91 #9B507F #9B6B50

monochromatic

#264A45 #3B736B #509B91 #72B6AD #9ACBC5

Accessibility & contrast

On white

3.26

#509B91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.44

#509B91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509B91

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509B91	#FFFFFF	#000000	##000000
##509B91	1.00	3.26	6.44	6.44
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.44	21.00	1.00	1.00
##000000	6.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#959491

Deuteranopia (green-blind)

#888B92

Tritanopia (blue-blind)

#2C9E98

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #509b91;
/* rgb */ color: rgb(80, 155, 145);
/* oklch */ color: oklch(63.8% 0.077 184.3);

Tailwind

colors: {
  custom: {
    50: '#87b9b1',
    500: '#509b91',
    950: '#000000',
  },
}

SCSS

$custom: #509b91;
$custom-light: #87b9b1;
$custom-dark: #000000;

JSON

{
  "hex": "#509b91",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 145
  },
  "hsl": {
    "h": 172,
    "s": 31.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.63832,
    "c": 0.07663,
    "h": 184.3
  },
  "luminance": 0.27192
}

Semantic roles & 50–950 ramp

primary

#509B91

secondary

#B88F94

accent

#606EC8

background

#F8FBFA

surface

#F0F6F5

border

#CBD0CF

text

#0C1110

muted

#7D807F

Preview Lab

Preview with #509B91

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

Preview Lab → · Contrast checker → · Palette generator →