#51B19F#51B19F

#51B19F is a light, moderate teal. Relative luminance 0.357; OKLCH L 69.7% C 0.095 H 179.3°. Best body text is #000000 at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#51B19F
RGB	rgb(81, 177, 159)
HSL	hsl(169, 38%, 51%)
HSV	hsv(169, 54%, 69%)
CMYK	cmyk(54.2%, 0%, 10.2%, 30.6%)
CIE-LAB	lab(66.29, -32.75, 0.63)
CIE-LCH	lch(66.29, 32.75, 178.89°)
OKLab	oklab(69.74% -0.0949 0.0012)
OKLCH	oklch(69.74% 0.095 179.3)
XYZ	xyz(25.3707, 35.6944, 38.3469)
Luminance	0.3570 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B19F #B15163

analogous

#51B16F #51B19F #5193B1

triadic

#51B19F #9F51B1 #B19F51

tetradic

#51B19F #6F51B1 #B15163 #93B151

square

#51B19F #6F51B1 #B15163 #93B151

split-complementary

#51B19F #B15193 #B16F51

monochromatic

#2A5E54 #3D887A #51B19F #7BC4B6 #A6D7CE

Accessibility & contrast

On white

2.58

#51B19F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.14

#51B19F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B19F

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B19F	#FFFFFF	#000000	##000000
##51B19F	1.00	2.58	8.14	8.14
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.14	21.00	1.00	1.00
##000000	8.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAA89E

Deuteranopia (green-blind)

#9B9DA0

Tritanopia (blue-blind)

#15B4AB

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #51b19f;
/* rgb */ color: rgb(81, 177, 159);
/* oklch */ color: oklch(69.7% 0.095 179.3);

Tailwind

colors: {
  custom: {
    50: '#8ac9bb',
    500: '#51b19f',
    950: '#000000',
  },
}

SCSS

$custom: #51b19f;
$custom-light: #8ac9bb;
$custom-dark: #000000;

JSON

{
  "hex": "#51b19f",
  "rgb": {
    "r": 81,
    "g": 177,
    "b": 159
  },
  "hsl": {
    "h": 168.75,
    "s": 38.095,
    "l": 50.588
  },
  "oklch": {
    "l": 0.69742,
    "c": 0.09494,
    "h": 179.3
  },
  "luminance": 0.35697
}

Semantic roles & 50–950 ramp

primary

#51B19F

secondary

#C49AA2

accent

#5A70CE

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #51B19F

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

Preview Lab → · Contrast checker → · Palette generator →