#51E476#51E476

#51E476 is a light, vivid green. Relative luminance 0.585; OKLCH L 81.6% C 0.196 H 148.4°. Best body text is #000000 at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#51E476
RGB	rgb(81, 228, 118)
HSL	hsl(135, 73%, 61%)
HSV	hsv(135, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 48.2%, 10.6%)
CIE-LAB	lab(81.04, -61.93, 42.25)
CIE-LCH	lch(81.04, 74.97, 145.70°)
OKLab	oklab(81.56% -0.1671 0.1027)
OKLCH	oklch(81.56% 0.196 148.4)
XYZ	xyz(34.4042, 58.5406, 26.6224)
Luminance	0.5854 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E476 #E451BF

analogous

#75E451 #51E476 #51E4BF

triadic

#51E476 #7651E4 #E47651

tetradic

#51E476 #5175E4 #E451BF #E4BF51

square

#51E476 #5175E4 #E451BF #E4BF51

split-complementary

#51E476 #BF51E4 #E45175

monochromatic

#19A23B #21D74F #51E476 #86ECA0 #BBF4C9

Accessibility & contrast

On white

1.65

#51E476 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.71

#51E476 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E476

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E476	#FFFFFF	#000000	##000000
##51E476	1.00	1.65	12.71	12.71
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.71	21.00	1.00	1.00
##000000	12.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6D16D

Deuteranopia (green-blind)

#D4C47E

Tritanopia (blue-blind)

#1CE0CA

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51e476;
/* rgb */ color: rgb(81, 228, 118);
/* oklch */ color: oklch(81.6% 0.196 148.4);

Tailwind

colors: {
  custom: {
    50: '#91ee9f',
    500: '#51e476',
    950: '#000000',
  },
}

SCSS

$custom: #51e476;
$custom-light: #91ee9f;
$custom-dark: #000000;

JSON

{
  "hex": "#51e476",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 118
  },
  "hsl": {
    "h": 135.102,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.81562,
    "c": 0.19612,
    "h": 148.4
  },
  "luminance": 0.58544
}

Semantic roles & 50–950 ramp

primary

#51E476

secondary

#A43588

accent

#10A4D5

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E160F

muted

#7F8580

Preview Lab

Preview with #51E476

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

Preview Lab → · Contrast checker → · Palette generator →