#51DA8F#51DA8F

#51DA8F is a light, vivid green. Relative luminance 0.539; OKLCH L 79.5% C 0.161 H 155.7°. Best body text is #000000 at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#51DA8F
RGB	rgb(81, 218, 143)
HSL	hsl(147, 65%, 59%)
HSV	hsv(147, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 34.4%, 14.5%)
CIE-LAB	lab(78.39, -53.94, 26.23)
CIE-LCH	lch(78.39, 59.98, 154.06°)
OKLab	oklab(79.51% -0.1463 0.066)
OKLCH	oklch(79.51% 0.161 155.7)
XYZ	xyz(33.4197, 53.8719, 34.6184)
Luminance	0.5387 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA8F #DA519C

analogous

#57DA51 #51DA8F #51DAD3

triadic

#51DA8F #8F51DA #DA8F51

tetradic

#51DA8F #5157DA #DA519C #DAD351

square

#51DA8F #5157DA #DA519C #DAD351

split-complementary

#51DA8F #D351DA #DA5157

monochromatic

#1F9253 #2AC470 #51DA8F #83E5AF #B6EFD0

Accessibility & contrast

On white

1.78

#51DA8F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.77

#51DA8F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA8F

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA8F	#FFFFFF	#000000	##000000
##51DA8F	1.00	1.78	11.77	11.77
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.77	21.00	1.00	1.00
##000000	11.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9CA8A

Deuteranopia (green-blind)

#C7BD94

Tritanopia (blue-blind)

#01D8C7

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51da8f;
/* rgb */ color: rgb(81, 218, 143);
/* oklch */ color: oklch(79.5% 0.161 155.7);

Tailwind

colors: {
  custom: {
    50: '#8fe6b0',
    500: '#51da8f',
    950: '#000000',
  },
}

SCSS

$custom: #51da8f;
$custom-light: #8fe6b0;
$custom-dark: #000000;

JSON

{
  "hex": "#51da8f",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 143
  },
  "hsl": {
    "h": 147.153,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.79506,
    "c": 0.16053,
    "h": 155.7
  },
  "luminance": 0.53875
}

Semantic roles & 50–950 ramp

primary

#51DA8F

secondary

#97396C

accent

#409CE8

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DA8F

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

Preview Lab → · Contrast checker → · Palette generator →