#51E77C#51E77C

#51E77C is a very light, vivid green. Relative luminance 0.604; OKLCH L 82.4% C 0.195 H 149.4°. Best body text is #000000 at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#51E77C
RGB	rgb(81, 231, 124)
HSL	hsl(137, 76%, 61%)
HSV	hsv(137, 65%, 91%)
CMYK	cmyk(64.9%, 0%, 46.3%, 9.4%)
CIE-LAB	lab(82.03, -62.11, 40.58)
CIE-LCH	lch(82.03, 74.19, 146.84°)
OKLab	oklab(82.41% -0.1675 0.0992)
OKLCH	oklch(82.41% 0.195 149.4)
XYZ	xyz(35.6046, 60.3527, 28.8377)
Luminance	0.6036 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E77C #E751BC

analogous

#71E751 #51E77C #51E7C7

triadic

#51E77C #7C51E7 #E77C51

tetradic

#51E77C #5171E7 #E751BC #E7C751

square

#51E77C #5171E7 #E751BC #E7C751

split-complementary

#51E77C #C751E7 #E75171

monochromatic

#17A740 #1EDC55 #51E77C #87EEA4 #BDF6CD

Accessibility & contrast

On white

1.61

#51E77C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.07

#51E77C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E77C

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E77C	#FFFFFF	#000000	##000000
##51E77C	1.00	1.61	13.07	13.07
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.07	21.00	1.00	1.00
##000000	13.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D474

Deuteranopia (green-blind)

#D6C783

Tritanopia (blue-blind)

#12E3CE

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e77c;
/* rgb */ color: rgb(81, 231, 124);
/* oklch */ color: oklch(82.4% 0.195 149.4);

Tailwind

colors: {
  custom: {
    50: '#92f0a3',
    500: '#51e77c',
    950: '#000000',
  },
}

SCSS

$custom: #51e77c;
$custom-light: #92f0a3;
$custom-dark: #000000;

JSON

{
  "hex": "#51e77c",
  "rgb": {
    "r": 81,
    "g": 231,
    "b": 124
  },
  "hsl": {
    "h": 137.2,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.82406,
    "c": 0.19465,
    "h": 149.4
  },
  "luminance": 0.60356
}

Semantic roles & 50–950 ramp

primary

#51E77C

secondary

#A83487

accent

#0E9ED8

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0E170F

muted

#7F8580

Preview Lab

Preview with #51E77C

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

Preview Lab → · Contrast checker → · Palette generator →