#51AFA5#51AFA5

#51AFA5 is a light, moderate teal. Relative luminance 0.351; OKLCH L 69.4% C 0.090 H 186.0°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#51AFA5
RGB	rgb(81, 175, 165)
HSL	hsl(174, 37%, 50%)
HSV	hsv(174, 54%, 69%)
CMYK	cmyk(53.7%, 0%, 5.7%, 31.4%)
CIE-LAB	lab(65.84, -30.25, -3.34)
CIE-LCH	lch(65.84, 30.43, 186.30°)
OKLab	oklab(69.44% -0.09 -0.0095)
OKLCH	oklch(69.44% 0.09 186)
XYZ	xyz(25.5119, 35.1235, 41.0251)
Luminance	0.3513 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AFA5 #AF515B

analogous

#51AF76 #51AFA5 #518AAF

triadic

#51AFA5 #A551AF #AFA551

tetradic

#51AFA5 #7651AF #AF515B #8AAF51

square

#51AFA5 #7651AF #AF515B #8AAF51

split-complementary

#51AFA5 #AF518A #AF7651

monochromatic

#2A5C56 #3D857E #51AFA5 #7BC2BB #A5D6D0

Accessibility & contrast

On white

2.62

#51AFA5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#51AFA5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AFA5

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AFA5	#FFFFFF	#000000	##000000
##51AFA5	1.00	2.62	8.03	8.03
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7A6A5

Deuteranopia (green-blind)

#989BA6

Tritanopia (blue-blind)

#0AB3AC

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #51afa5;
/* rgb */ color: rgb(81, 175, 165);
/* oklch */ color: oklch(69.4% 0.090 186.0);

Tailwind

colors: {
  custom: {
    50: '#8ac7bf',
    500: '#51afa5',
    950: '#000000',
  },
}

SCSS

$custom: #51afa5;
$custom-light: #8ac7bf;
$custom-dark: #000000;

JSON

{
  "hex": "#51afa5",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 165
  },
  "hsl": {
    "h": 173.617,
    "s": 37.008,
    "l": 50.196
  },
  "oklch": {
    "l": 0.6944,
    "c": 0.09046,
    "h": 186
  },
  "luminance": 0.35126
}

Semantic roles & 50–950 ramp

primary

#51AFA5

secondary

#C3999D

accent

#5B67CD

background

#F8FCFB

surface

#F0F8F7

border

#CBD1D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #51AFA5

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

Preview Lab → · Contrast checker → · Palette generator →