#51AFA4#51AFA4

#51AFA4 is a light, moderate teal. Relative luminance 0.351; OKLCH L 69.4% C 0.091 H 185.1°. Best body text is #000000 at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#51AFA4
RGB	rgb(81, 175, 164)
HSL	hsl(173, 37%, 50%)
HSV	hsv(173, 54%, 69%)
CMYK	cmyk(53.7%, 0%, 6.3%, 31.4%)
CIE-LAB	lab(65.82, -30.51, -2.83)
CIE-LCH	lch(65.82, 30.64, 185.29°)
OKLab	oklab(69.41% -0.0904 -0.0081)
OKLCH	oklch(69.41% 0.091 185.1)
XYZ	xyz(25.4213, 35.0872, 40.5476)
Luminance	0.3509 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AFA4 #AF515C

analogous

#51AF75 #51AFA4 #518BAF

triadic

#51AFA4 #A451AF #AFA451

tetradic

#51AFA4 #7551AF #AF515C #8BAF51

square

#51AFA4 #7551AF #AF515C #8BAF51

split-complementary

#51AFA4 #AF518B #AF7551

monochromatic

#2A5C56 #3D857D #51AFA4 #7BC2BA #A5D6D0

Accessibility & contrast

On white

2.62

#51AFA4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.02

#51AFA4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AFA4

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AFA4	#FFFFFF	#000000	##000000
##51AFA4	1.00	2.62	8.02	8.02
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.02	21.00	1.00	1.00
##000000	8.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7A6A4

Deuteranopia (green-blind)

#989BA5

Tritanopia (blue-blind)

#0DB2AB

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #51afa4;
/* rgb */ color: rgb(81, 175, 164);
/* oklch */ color: oklch(69.4% 0.091 185.1);

Tailwind

colors: {
  custom: {
    50: '#8ac7be',
    500: '#51afa4',
    950: '#000000',
  },
}

SCSS

$custom: #51afa4;
$custom-light: #8ac7be;
$custom-dark: #000000;

JSON

{
  "hex": "#51afa4",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 164
  },
  "hsl": {
    "h": 172.979,
    "s": 37.008,
    "l": 50.196
  },
  "oklch": {
    "l": 0.69407,
    "c": 0.09077,
    "h": 185.1
  },
  "luminance": 0.3509
}

Semantic roles & 50–950 ramp

primary

#51AFA4

secondary

#C3999E

accent

#5B68CD

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #51AFA4

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

Preview Lab → · Contrast checker → · Palette generator →