#51E576#51E576

#51E576 is a light, vivid green. Relative luminance 0.591; OKLCH L 81.8% C 0.197 H 148.4°. Best body text is #000000 at 12.82:1 contrast (WCAG AA passes).

Color values

HEX	#51E576
RGB	rgb(81, 229, 118)
HSL	hsl(135, 74%, 61%)
HSV	hsv(135, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 48.5%, 10.2%)
CIE-LAB	lab(81.34, -62.29, 42.63)
CIE-LCH	lch(81.34, 75.48, 145.62°)
OKLab	oklab(81.81% -0.168 0.1036)
OKLCH	oklch(81.81% 0.197 148.4)
XYZ	xyz(34.6801, 59.0924, 26.7143)
Luminance	0.5910 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E576 #E551C0

analogous

#76E551 #51E576 #51E5C0

triadic

#51E576 #7651E5 #E57651

tetradic

#51E576 #5176E5 #E551C0 #E5C051

square

#51E576 #5176E5 #E551C0 #E5C051

split-complementary

#51E576 #C051E5 #E55176

monochromatic

#18A33B #20D84E #51E576 #86EDA0 #BBF5CA

Accessibility & contrast

On white

1.64

#51E576 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.82

#51E576 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E576

12.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E576	#FFFFFF	#000000	##000000
##51E576	1.00	1.64	12.82	12.82
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.82	21.00	1.00	1.00
##000000	12.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7D26D

Deuteranopia (green-blind)

#D5C57E

Tritanopia (blue-blind)

#1BE1CB

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51e576;
/* rgb */ color: rgb(81, 229, 118);
/* oklch */ color: oklch(81.8% 0.197 148.4);

Tailwind

colors: {
  custom: {
    50: '#92ee9f',
    500: '#51e576',
    950: '#000000',
  },
}

SCSS

$custom: #51e576;
$custom-light: #92ee9f;
$custom-dark: #000000;

JSON

{
  "hex": "#51e576",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 118
  },
  "hsl": {
    "h": 135,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.81813,
    "c": 0.19738,
    "h": 148.4
  },
  "luminance": 0.59096
}

Semantic roles & 50–950 ramp

primary

#51E576

secondary

#A63589

accent

#0FA4D6

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E160F

muted

#7F8580

Preview Lab

Preview with #51E576

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

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