#51C23A#51C23A

#51C23A is a light, highly saturated green. Relative luminance 0.406; OKLCH L 72.2% C 0.201 H 140.6°. Best body text is #000000 at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#51C23A
RGB	rgb(81, 194, 58)
HSL	hsl(110, 54%, 49%)
HSV	hsv(110, 70%, 76%)
CMYK	cmyk(58.2%, 0%, 70.1%, 23.9%)
CIE-LAB	lab(69.92, -56.76, 56.10)
CIE-LCH	lch(69.92, 79.81, 135.33°)
OKLab	oklab(72.19% -0.1554 0.1278)
OKLCH	oklch(72.19% 0.201 140.6)
XYZ	xyz(23.4478, 40.6363, 10.6101)
Luminance	0.4064 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C23A #AB3AC2

analogous

#95C23A #51C23A #3AC267

triadic

#51C23A #3A51C2 #C23A51

tetradic

#51C23A #3A95C2 #AB3AC2 #C2673A

square

#51C23A #3A95C2 #AB3AC2 #C2673A

split-complementary

#51C23A #673AC2 #C23A95

monochromatic

#2A641E #3D932C #51C23A #79D267 #A3E097

Accessibility & contrast

On white

2.30

#51C23A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.13

#51C23A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C23A

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C23A	#FFFFFF	#000000	##000000
##51C23A	1.00	2.30	9.13	9.13
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.13	21.00	1.00	1.00
##000000	9.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B125

Deuteranopia (green-blind)

#B9A747

Tritanopia (blue-blind)

#42BCA7

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #51c23a;
/* rgb */ color: rgb(81, 194, 58);
/* oklch */ color: oklch(72.2% 0.201 140.6);

Tailwind

colors: {
  custom: {
    50: '#8ed578',
    500: '#51c23a',
    950: '#000000',
  },
}

SCSS

$custom: #51c23a;
$custom-light: #8ed578;
$custom-dark: #000000;

JSON

{
  "hex": "#51c23a",
  "rgb": {
    "r": 81,
    "g": 194,
    "b": 58
  },
  "hsl": {
    "h": 109.853,
    "s": 53.968,
    "l": 49.412
  },
  "oklch": {
    "l": 0.72187,
    "c": 0.20123,
    "h": 140.6
  },
  "luminance": 0.40638
}

Semantic roles & 50–950 ramp

primary

#51C23A

secondary

#C18DCB

accent

#4ADDC4

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0D1409

muted

#7E837B

Preview Lab

Preview with #51C23A

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

Preview Lab → · Contrast checker → · Palette generator →