#51D992#51D992

#51D992 is a light, vivid green. Relative luminance 0.534; OKLCH L 79.3% C 0.157 H 156.9°. Best body text is #000000 at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#51D992
RGB	rgb(81, 217, 146)
HSL	hsl(149, 64%, 58%)
HSV	hsv(149, 63%, 85%)
CMYK	cmyk(62.7%, 0%, 32.7%, 14.9%)
CIE-LAB	lab(78.14, -52.96, 24.34)
CIE-LCH	lch(78.14, 58.29, 155.32°)
OKLab	oklab(79.32% -0.144 0.0614)
OKLCH	oklch(79.32% 0.157 156.9)
XYZ	xyz(33.3915, 53.4469, 35.7451)
Luminance	0.5345 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D992 #D95198

analogous

#54D951 #51D992 #51D9D6

triadic

#51D992 #9251D9 #D99251

tetradic

#51D992 #5154D9 #D95198 #D9D651

square

#51D992 #5154D9 #D95198 #D9D651

split-complementary

#51D992 #D651D9 #D95154

monochromatic

#1F9055 #2AC273 #51D992 #83E4B1 #B5EFD1

Accessibility & contrast

On white

1.80

#51D992 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.69

#51D992 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D992

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D992	#FFFFFF	#000000	##000000
##51D992	1.00	1.80	11.69	11.69
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.69	21.00	1.00	1.00
##000000	11.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C98E

Deuteranopia (green-blind)

#C6BC97

Tritanopia (blue-blind)

#00D7C6

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d992;
/* rgb */ color: rgb(81, 217, 146);
/* oklch */ color: oklch(79.3% 0.157 156.9);

Tailwind

colors: {
  custom: {
    50: '#8fe6b2',
    500: '#51d992',
    950: '#000000',
  },
}

SCSS

$custom: #51d992;
$custom-light: #8fe6b2;
$custom-dark: #000000;

JSON

{
  "hex": "#51d992",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 146
  },
  "hsl": {
    "h": 148.676,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.79319,
    "c": 0.15652,
    "h": 156.9
  },
  "luminance": 0.5345
}

Semantic roles & 50–950 ramp

primary

#51D992

secondary

#953969

accent

#4198E7

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1611

muted

#7F8481

Preview Lab

Preview with #51D992

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

Preview Lab → · Contrast checker → · Palette generator →