#51E45F#51E45F

#51E45F is a light, highly saturated green. Relative luminance 0.581; OKLCH L 81.3% C 0.215 H 144.8°. Best body text is #000000 at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#51E45F
RGB	rgb(81, 228, 95)
HSL	hsl(126, 73%, 61%)
HSV	hsv(126, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 58.3%, 10.6%)
CIE-LAB	lab(80.77, -64.99, 52.63)
CIE-LCH	lch(80.77, 83.63, 141.00°)
OKLab	oklab(81.26% -0.1759 0.1242)
OKLCH	oklch(81.26% 0.215 144.8)
XYZ	xyz(33.2002, 58.0590, 20.2811)
Luminance	0.5806 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E45F #E451D6

analogous

#8DE451 #51E45F #51E4A8

triadic

#51E45F #5F51E4 #E45F51

tetradic

#51E45F #518DE4 #E451D6 #E4A851

square

#51E45F #518DE4 #E451D6 #E4A851

split-complementary

#51E45F #A851E4 #E4518D

monochromatic

#19A226 #21D733 #51E45F #86EC90 #BBF4C0

Accessibility & contrast

On white

1.67

#51E45F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.61

#51E45F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E45F

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E45F	#FFFFFF	#000000	##000000
##51E45F	1.00	1.67	12.61	12.61
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.61	21.00	1.00	1.00
##000000	12.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D051

Deuteranopia (green-blind)

#D6C46A

Tritanopia (blue-blind)

#2ADEC7

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51e45f;
/* rgb */ color: rgb(81, 228, 95);
/* oklch */ color: oklch(81.3% 0.215 144.8);

Tailwind

colors: {
  custom: {
    50: '#92ee90',
    500: '#51e45f',
    950: '#000000',
  },
}

SCSS

$custom: #51e45f;
$custom-light: #92ee90;
$custom-dark: #000000;

JSON

{
  "hex": "#51e45f",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 95
  },
  "hsl": {
    "h": 125.714,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.81255,
    "c": 0.21533,
    "h": 144.8
  },
  "luminance": 0.58062
}

Semantic roles & 50–950 ramp

primary

#51E45F

secondary

#A4359A

accent

#10C2D5

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160D

muted

#7F857F

Preview Lab

Preview with #51E45F

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

Preview Lab → · Contrast checker → · Palette generator →