#51E397#51E397

#51E397 is a light, vivid green. Relative luminance 0.589; OKLCH L 81.9% C 0.165 H 156.7°. Best body text is #000000 at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#51E397
RGB	rgb(81, 227, 151)
HSL	hsl(149, 72%, 60%)
HSV	hsv(149, 64%, 89%)
CMYK	cmyk(64.3%, 0%, 33.5%, 11%)
CIE-LAB	lab(81.25, -55.92, 25.97)
CIE-LCH	lch(81.25, 61.65, 155.09°)
OKLab	oklab(81.9% -0.1518 0.0654)
OKLCH	oklch(81.9% 0.165 156.7)
XYZ	xyz(36.4450, 58.9180, 38.7238)
Luminance	0.5892 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E397 #E3519D

analogous

#54E351 #51E397 #51E3E0

triadic

#51E397 #9751E3 #E39751

tetradic

#51E397 #5154E3 #E3519D #E3E051

square

#51E397 #5154E3 #E3519D #E3E051

split-complementary

#51E397 #E051E3 #E35154

monochromatic

#1AA05A #22D578 #51E397 #86EBB7 #BAF4D6

Accessibility & contrast

On white

1.64

#51E397 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.78

#51E397 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E397

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E397	#FFFFFF	#000000	##000000
##51E397	1.00	1.64	12.78	12.78
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.78	21.00	1.00	1.00
##000000	12.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2D292

Deuteranopia (green-blind)

#CFC49C

Tritanopia (blue-blind)

#00E1CF

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51e397;
/* rgb */ color: rgb(81, 227, 151);
/* oklch */ color: oklch(81.9% 0.165 156.7);

Tailwind

colors: {
  custom: {
    50: '#91edb6',
    500: '#51e397',
    950: '#000000',
  },
}

SCSS

$custom: #51e397;
$custom-light: #91edb6;
$custom-dark: #000000;

JSON

{
  "hex": "#51e397",
  "rgb": {
    "r": 81,
    "g": 227,
    "b": 151
  },
  "hsl": {
    "h": 148.767,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.81901,
    "c": 0.16531,
    "h": 156.7
  },
  "luminance": 0.58922
}

Semantic roles & 50–950 ramp

primary

#51E397

secondary

#A3356E

accent

#1177D4

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1611

muted

#7F8581

Preview Lab

Preview with #51E397

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

Preview Lab → · Contrast checker → · Palette generator →