#51E45A#51E45A

#51E45A is a light, highly saturated green. Relative luminance 0.580; OKLCH L 81.2% C 0.219 H 144.1°. Best body text is #000000 at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#51E45A
RGB	rgb(81, 228, 90)
HSL	hsl(124, 73%, 61%)
HSV	hsv(124, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 60.5%, 10.6%)
CIE-LAB	lab(80.72, -65.56, 54.76)
CIE-LCH	lch(80.72, 85.42, 140.13°)
OKLab	oklab(81.2% -0.1776 0.1284)
OKLCH	oklch(81.2% 0.219 144.1)
XYZ	xyz(32.9802, 57.9710, 19.1223)
Luminance	0.5797 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E45A #E451DB

analogous

#92E451 #51E45A #51E4A3

triadic

#51E45A #5A51E4 #E45A51

tetradic

#51E45A #5192E4 #E451DB #E4A351

square

#51E45A #5192E4 #E451DB #E4A351

split-complementary

#51E45A #A351E4 #E45192

monochromatic

#19A221 #21D72C #51E45A #86EC8C #BBF4BE

Accessibility & contrast

On white

1.67

#51E45A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.59

#51E45A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E45A

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E45A	#FFFFFF	#000000	##000000
##51E45A	1.00	1.67	12.59	12.59
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.59	21.00	1.00	1.00
##000000	12.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D04B

Deuteranopia (green-blind)

#D6C465

Tritanopia (blue-blind)

#2CDEC6

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51e45a;
/* rgb */ color: rgb(81, 228, 90);
/* oklch */ color: oklch(81.2% 0.219 144.1);

Tailwind

colors: {
  custom: {
    50: '#92ee8d',
    500: '#51e45a',
    950: '#000000',
  },
}

SCSS

$custom: #51e45a;
$custom-light: #92ee8d;
$custom-dark: #000000;

JSON

{
  "hex": "#51e45a",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 90
  },
  "hsl": {
    "h": 123.673,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.81199,
    "c": 0.21916,
    "h": 144.1
  },
  "luminance": 0.57974
}

Semantic roles & 50–950 ramp

primary

#51E45A

secondary

#A4359D

accent

#10C9D5

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #51E45A

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

Preview Lab → · Contrast checker → · Palette generator →