#51DE4A#51DE4A

#51DE4A is a light, highly saturated green. Relative luminance 0.545; OKLCH L 79.5% C 0.224 H 142.5°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#51DE4A
RGB	rgb(81, 222, 74)
HSL	hsl(117, 69%, 58%)
HSV	hsv(117, 67%, 87%)
CMYK	cmyk(63.5%, 0%, 66.7%, 12.9%)
CIE-LAB	lab(78.74, -65.13, 59.21)
CIE-LCH	lch(78.74, 88.02, 137.73°)
OKLab	oklab(79.52% -0.1772 0.1362)
OKLCH	oklch(79.52% 0.224 142.5)
XYZ	xyz(30.7489, 54.4832, 15.3731)
Luminance	0.5449 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DE4A #D74ADE

analogous

#9BDE4A #51DE4A #4ADE8D

triadic

#51DE4A #4A51DE #DE4A51

tetradic

#51DE4A #4A9BDE #D74ADE #DE8D4A

square

#51DE4A #4A9BDE #D74ADE #DE8D4A

split-complementary

#51DE4A #8D4ADE #DE4A9B

monochromatic

#20931B #2CC724 #51DE4A #83E77E #B5F1B2

Accessibility & contrast

On white

1.77

#51DE4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.90

#51DE4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE4A

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DE4A	#FFFFFF	#000000	##000000
##51DE4A	1.00	1.77	11.90	11.90
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.90	21.00	1.00	1.00
##000000	11.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CA36

Deuteranopia (green-blind)

#D2BE58

Tritanopia (blue-blind)

#35D8C0

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51de4a;
/* rgb */ color: rgb(81, 222, 74);
/* oklch */ color: oklch(79.5% 0.224 142.5);

Tailwind

colors: {
  custom: {
    50: '#92e983',
    500: '#51de4a',
    950: '#000000',
  },
}

SCSS

$custom: #51de4a;
$custom-light: #92e983;
$custom-dark: #000000;

JSON

{
  "hex": "#51de4a",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 74
  },
  "hsl": {
    "h": 117.162,
    "s": 69.159,
    "l": 58.039
  },
  "oklch": {
    "l": 0.79517,
    "c": 0.22353,
    "h": 142.5
  },
  "luminance": 0.54486
}

Semantic roles & 50–950 ramp

primary

#51DE4A

secondary

#933598

accent

#3CECE4

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51DE4A

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

Preview Lab → · Contrast checker → · Palette generator →