#51AF2F#51AF2F

#51AF2F is a light, vivid green. Relative luminance 0.326; OKLCH L 67.2% C 0.185 H 138.8°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#51AF2F
RGB	rgb(81, 175, 47)
HSL	hsl(104, 58%, 44%)
HSV	hsv(104, 73%, 69%)
CMYK	cmyk(53.7%, 0%, 73.1%, 31.4%)
CIE-LAB	lab(63.85, -50.61, 54.00)
CIE-LCH	lch(63.85, 74.01, 133.14°)
OKLab	oklab(67.15% -0.1395 0.122)
OKLCH	oklch(67.15% 0.185 138.8)
XYZ	xyz(19.2357, 32.6130, 7.9701)
Luminance	0.3261 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AF2F #8D2FAF

analogous

#91AF2F #51AF2F #2FAF4D

triadic

#51AF2F #2F51AF #AF2F51

tetradic

#51AF2F #2F91AF #8D2FAF #AF4D2F

square

#51AF2F #2F91AF #8D2FAF #AF4D2F

split-complementary

#51AF2F #4D2FAF #AF2F91

monochromatic

#244F15 #3B7F22 #51AF2F #6FCF4C #96DC7C

Accessibility & contrast

On white

2.79

#51AF2F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#51AF2F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AF2F

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AF2F	#FFFFFF	#000000	##000000
##51AF2F	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A018

Deuteranopia (green-blind)

#A8983C

Tritanopia (blue-blind)

#48A996

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #51af2f;
/* rgb */ color: rgb(81, 175, 47);
/* oklch */ color: oklch(67.2% 0.185 138.8);

Tailwind

colors: {
  custom: {
    50: '#8bc870',
    500: '#51af2f',
    950: '#000000',
  },
}

SCSS

$custom: #51af2f;
$custom-light: #8bc870;
$custom-dark: #000000;

JSON

{
  "hex": "#51af2f",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 47
  },
  "hsl": {
    "h": 104.063,
    "s": 57.658,
    "l": 43.529
  },
  "oklch": {
    "l": 0.67152,
    "c": 0.18528,
    "h": 138.8
  },
  "luminance": 0.32615
}

Semantic roles & 50–950 ramp

primary

#51AF2F

secondary

#AF75C4

accent

#47E1B8

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #51AF2F

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

Preview Lab → · Contrast checker → · Palette generator →