#51DE86#51DE86

#51DE86 is a light, vivid green. Relative luminance 0.557; OKLCH L 80.3% C 0.174 H 152.5°. Best body text is #000000 at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#51DE86
RGB	rgb(81, 222, 134)
HSL	hsl(143, 68%, 59%)
HSV	hsv(143, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 39.6%, 12.9%)
CIE-LAB	lab(79.45, -57.12, 32.26)
CIE-LCH	lch(79.45, 65.60, 150.54°)
OKLab	oklab(80.33% -0.1544 0.0802)
OKLCH	oklch(80.33% 0.174 152.5)
XYZ	xyz(33.8149, 55.7096, 31.5206)
Luminance	0.5571 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DE86 #DE51A9

analogous

#63DE51 #51DE86 #51DECC

triadic

#51DE86 #8651DE #DE8651

tetradic

#51DE86 #5163DE #DE51A9 #DECC51

square

#51DE86 #5163DE #DE51A9 #DECC51

split-complementary

#51DE86 #CC51DE #DE5163

monochromatic

#1D984B #27CB64 #51DE86 #84E8AA #B8F2CE

Accessibility & contrast

On white

1.73

#51DE86 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.14

#51DE86 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE86

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DE86	#FFFFFF	#000000	##000000
##51DE86	1.00	1.73	12.14	12.14
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.14	21.00	1.00	1.00
##000000	12.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DECD80

Deuteranopia (green-blind)

#CCC08C

Tritanopia (blue-blind)

#0FDBC8

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51de86;
/* rgb */ color: rgb(81, 222, 134);
/* oklch */ color: oklch(80.3% 0.174 152.5);

Tailwind

colors: {
  custom: {
    50: '#90e9aa',
    500: '#51de86',
    950: '#000000',
  },
}

SCSS

$custom: #51de86;
$custom-light: #90e9aa;
$custom-dark: #000000;

JSON

{
  "hex": "#51de86",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 134
  },
  "hsl": {
    "h": 142.553,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.80328,
    "c": 0.17397,
    "h": 152.5
  },
  "luminance": 0.55713
}

Semantic roles & 50–950 ramp

primary

#51DE86

secondary

#9C3776

accent

#3DAAEB

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DE86

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

Preview Lab → · Contrast checker → · Palette generator →