#51E97C#51E97C

#51E97C is a very light, vivid green. Relative luminance 0.615; OKLCH L 82.9% C 0.197 H 149.2°. Best body text is #000000 at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#51E97C
RGB	rgb(81, 233, 124)
HSL	hsl(137, 78%, 62%)
HSV	hsv(137, 65%, 91%)
CMYK	cmyk(65.2%, 0%, 46.8%, 8.6%)
CIE-LAB	lab(82.64, -62.83, 41.34)
CIE-LCH	lch(82.64, 75.21, 146.65°)
OKLab	oklab(82.91% -0.1694 0.1009)
OKLCH	oklch(82.91% 0.197 149.2)
XYZ	xyz(36.1676, 61.4786, 29.0254)
Luminance	0.6148 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E97C #E951BE

analogous

#72E951 #51E97C #51E9C8

triadic

#51E97C #7C51E9 #E97C51

tetradic

#51E97C #5172E9 #E951BE #E9C851

square

#51E97C #5172E9 #E951BE #E9C851

split-complementary

#51E97C #C851E9 #E95172

monochromatic

#16AA40 #1CE054 #51E97C #87F0A5 #BEF7CE

Accessibility & contrast

On white

1.58

#51E97C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.30

#51E97C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E97C

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E97C	#FFFFFF	#000000	##000000
##51E97C	1.00	1.58	13.30	13.30
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.30	21.00	1.00	1.00
##000000	13.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD673

Deuteranopia (green-blind)

#D8C884

Tritanopia (blue-blind)

#0FE5CF

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #51e97c;
/* rgb */ color: rgb(81, 233, 124);
/* oklch */ color: oklch(82.9% 0.197 149.2);

Tailwind

colors: {
  custom: {
    50: '#92f1a3',
    500: '#51e97c',
    950: '#000000',
  },
}

SCSS

$custom: #51e97c;
$custom-light: #92f1a3;
$custom-dark: #000000;

JSON

{
  "hex": "#51e97c",
  "rgb": {
    "r": 81,
    "g": 233,
    "b": 124
  },
  "hsl": {
    "h": 136.974,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.82905,
    "c": 0.19719,
    "h": 149.2
  },
  "luminance": 0.61482
}

Semantic roles & 50–950 ramp

primary

#51E97C

secondary

#AB3389

accent

#0C9FDA

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0E170F

muted

#7F8580

Preview Lab

Preview with #51E97C

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

Preview Lab → · Contrast checker → · Palette generator →