#51DA9F#51DA9F

#51DA9F is a light, vivid teal. Relative luminance 0.544; OKLCH L 79.9% C 0.147 H 161.5°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#51DA9F
RGB	rgb(81, 218, 159)
HSL	hsl(154, 65%, 59%)
HSV	hsv(154, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 27.1%, 14.5%)
CIE-LAB	lab(78.69, -50.72, 18.29)
CIE-LCH	lch(78.69, 53.92, 160.17°)
OKLab	oklab(79.85% -0.139 0.0466)
OKLCH	oklch(79.85% 0.147 161.5)
XYZ	xyz(34.7194, 54.3917, 41.4631)
Luminance	0.5440 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA9F #DA518C

analogous

#51DA5A #51DA9F #51D0DA

triadic

#51DA9F #9F51DA #DA9F51

tetradic

#51DA9F #5A51DA #DA518C #D0DA51

square

#51DA9F #5A51DA #DA518C #D0DA51

split-complementary

#51DA9F #DA51D0 #DA5A51

monochromatic

#1F9260 #2AC482 #51DA9F #83E5BB #B6EFD7

Accessibility & contrast

On white

1.77

#51DA9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#51DA9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA9F

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA9F	#FFFFFF	#000000	##000000
##51DA9F	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7CB9C

Deuteranopia (green-blind)

#C4BDA3

Tritanopia (blue-blind)

#00D9CA

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51da9f;
/* rgb */ color: rgb(81, 218, 159);
/* oklch */ color: oklch(79.9% 0.147 161.5);

Tailwind

colors: {
  custom: {
    50: '#8fe6bb',
    500: '#51da9f',
    950: '#000000',
  },
}

SCSS

$custom: #51da9f;
$custom-light: #8fe6bb;
$custom-dark: #000000;

JSON

{
  "hex": "#51da9f",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 159
  },
  "hsl": {
    "h": 154.161,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.79854,
    "c": 0.14665,
    "h": 161.5
  },
  "luminance": 0.54395
}

Semantic roles & 50–950 ramp

primary

#51DA9F

secondary

#973961

accent

#4088E8

background

#FCFEFD

surface

#F5FCF8

border

#CFD5D1

text

#0E1612

muted

#7F8482

Preview Lab

Preview with #51DA9F

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

Preview Lab → · Contrast checker → · Palette generator →