#51E08A#51E08A

#51E08A is a light, vivid green. Relative luminance 0.569; OKLCH L 80.9% C 0.173 H 153.4°. Best body text is #000000 at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#51E08A
RGB	rgb(81, 224, 138)
HSL	hsl(144, 70%, 60%)
HSV	hsv(144, 64%, 88%)
CMYK	cmyk(63.8%, 0%, 38.4%, 12.2%)
CIE-LAB	lab(80.12, -57.18, 31.11)
CIE-LCH	lch(80.12, 65.10, 151.45°)
OKLab	oklab(80.9% -0.1546 0.0776)
OKLCH	oklch(80.9% 0.173 153.4)
XYZ	xyz(34.6335, 56.8920, 33.1959)
Luminance	0.5690 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E08A #E051A7

analogous

#60E051 #51E08A #51E0D1

triadic

#51E08A #8A51E0 #E08A51

tetradic

#51E08A #5160E0 #E051A7 #E0D151

square

#51E08A #5160E0 #E051A7 #E0D151

split-complementary

#51E08A #D151E0 #E05160

monochromatic

#1C9B4E #25CF69 #51E08A #85E9AD #B9F3D0

Accessibility & contrast

On white

1.70

#51E08A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.38

#51E08A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E08A

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E08A	#FFFFFF	#000000	##000000
##51E08A	1.00	1.70	12.38	12.38
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.38	21.00	1.00	1.00
##000000	12.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0CF84

Deuteranopia (green-blind)

#CDC290

Tritanopia (blue-blind)

#02DDCA

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51e08a;
/* rgb */ color: rgb(81, 224, 138);
/* oklch */ color: oklch(80.9% 0.173 153.4);

Tailwind

colors: {
  custom: {
    50: '#90ebad',
    500: '#51e08a',
    950: '#000000',
  },
}

SCSS

$custom: #51e08a;
$custom-light: #90ebad;
$custom-dark: #000000;

JSON

{
  "hex": "#51e08a",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 138
  },
  "hsl": {
    "h": 143.916,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.80901,
    "c": 0.17299,
    "h": 153.4
  },
  "luminance": 0.56896
}

Semantic roles & 50–950 ramp

primary

#51E08A

secondary

#9F3775

accent

#3BA6ED

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0E1610

muted

#7F8581

Preview Lab

Preview with #51E08A

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

Preview Lab → · Contrast checker → · Palette generator →