#51D99C#51D99C

#51D99C is a light, vivid teal. Relative luminance 0.538; OKLCH L 79.5% C 0.148 H 160.5°. Best body text is #000000 at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#51D99C
RGB	rgb(81, 217, 156)
HSL	hsl(153, 64%, 58%)
HSV	hsv(153, 63%, 85%)
CMYK	cmyk(62.7%, 0%, 28.1%, 14.9%)
CIE-LAB	lab(78.33, -50.94, 19.37)
CIE-LCH	lch(78.33, 54.50, 159.18°)
OKLab	oklab(79.54% -0.1394 0.0493)
OKLCH	oklch(79.54% 0.148 160.5)
XYZ	xyz(34.2037, 53.7718, 40.0225)
Luminance	0.5377 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D99C #D9518E

analogous

#51D958 #51D99C #51D2D9

triadic

#51D99C #9C51D9 #D99C51

tetradic

#51D99C #5851D9 #D9518E #D2D951

square

#51D99C #5851D9 #D9518E #D2D951

split-complementary

#51D99C #D951D2 #D95851

monochromatic

#1F905E #2AC27E #51D99C #83E4B9 #B5EFD5

Accessibility & contrast

On white

1.79

#51D99C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.76

#51D99C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D99C

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D99C	#FFFFFF	#000000	##000000
##51D99C	1.00	1.79	11.76	11.76
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.76	21.00	1.00	1.00
##000000	11.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6CA98

Deuteranopia (green-blind)

#C4BCA0

Tritanopia (blue-blind)

#00D8C9

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51d99c;
/* rgb */ color: rgb(81, 217, 156);
/* oklch */ color: oklch(79.5% 0.148 160.5);

Tailwind

colors: {
  custom: {
    50: '#8fe5b9',
    500: '#51d99c',
    950: '#000000',
  },
}

SCSS

$custom: #51d99c;
$custom-light: #8fe5b9;
$custom-dark: #000000;

JSON

{
  "hex": "#51d99c",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 156
  },
  "hsl": {
    "h": 153.088,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.79538,
    "c": 0.14785,
    "h": 160.5
  },
  "luminance": 0.53775
}

Semantic roles & 50–950 ramp

primary

#51D99C

secondary

#953962

accent

#418BE7

background

#FCFEFD

surface

#F5FCF8

border

#CFD5D1

text

#0E1611

muted

#7F8481

Preview Lab

Preview with #51D99C

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

Preview Lab → · Contrast checker → · Palette generator →