#51AF9F#51AF9F

#51AF9F is a light, moderate teal. Relative luminance 0.349; OKLCH L 69.3% C 0.093 H 180.7°. Best body text is #000000 at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#51AF9F
RGB	rgb(81, 175, 159)
HSL	hsl(170, 37%, 50%)
HSV	hsv(170, 54%, 69%)
CMYK	cmyk(53.7%, 0%, 9.1%, 31.4%)
CIE-LAB	lab(65.68, -31.80, -0.25)
CIE-LCH	lch(65.68, 31.80, 180.46°)
OKLab	oklab(69.25% -0.0927 -0.0012)
OKLCH	oklch(69.25% 0.093 180.7)
XYZ	xyz(24.9786, 34.9102, 38.2162)
Luminance	0.3491 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AF9F #AF5161

analogous

#51AF70 #51AF9F #5190AF

triadic

#51AF9F #9F51AF #AF9F51

tetradic

#51AF9F #7051AF #AF5161 #90AF51

square

#51AF9F #7051AF #AF5161 #90AF51

split-complementary

#51AF9F #AF5190 #AF7051

monochromatic

#2A5C53 #3D8579 #51AF9F #7BC2B6 #A5D6CD

Accessibility & contrast

On white

2.63

#51AF9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.98

#51AF9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AF9F

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AF9F	#FFFFFF	#000000	##000000
##51AF9F	1.00	2.63	7.98	7.98
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.98	21.00	1.00	1.00
##000000	7.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8A69E

Deuteranopia (green-blind)

#999BA0

Tritanopia (blue-blind)

#17B2AA

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #51af9f;
/* rgb */ color: rgb(81, 175, 159);
/* oklch */ color: oklch(69.3% 0.093 180.7);

Tailwind

colors: {
  custom: {
    50: '#8ac7bb',
    500: '#51af9f',
    950: '#000000',
  },
}

SCSS

$custom: #51af9f;
$custom-light: #8ac7bb;
$custom-dark: #000000;

JSON

{
  "hex": "#51af9f",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 159
  },
  "hsl": {
    "h": 169.787,
    "s": 37.008,
    "l": 50.196
  },
  "oklch": {
    "l": 0.6925,
    "c": 0.09268,
    "h": 180.7
  },
  "luminance": 0.34912
}

Semantic roles & 50–950 ramp

primary

#51AF9F

secondary

#C399A0

accent

#5B6ECD

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #51AF9F

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

Preview Lab → · Contrast checker → · Palette generator →