#51AE2F#51AE2F

#51AE2F is a light, vivid green. Relative luminance 0.322; OKLCH L 66.9% C 0.184 H 138.8°. Best body text is #000000 at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#51AE2F
RGB	rgb(81, 174, 47)
HSL	hsl(104, 57%, 43%)
HSV	hsv(104, 73%, 68%)
CMYK	cmyk(53.4%, 0%, 73%, 31.8%)
CIE-LAB	lab(63.53, -50.23, 53.68)
CIE-LCH	lch(63.53, 73.52, 133.10°)
OKLab	oklab(66.89% -0.1385 0.1213)
OKLCH	oklch(66.89% 0.184 138.8)
XYZ	xyz(19.0418, 32.2252, 7.9054)
Luminance	0.3223 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AE2F #8C2FAE

analogous

#90AE2F #51AE2F #2FAE4C

triadic

#51AE2F #2F51AE #AE2F51

tetradic

#51AE2F #2F90AE #8C2FAE #AE4C2F

square

#51AE2F #2F90AE #8C2FAE #AE4C2F

split-complementary

#51AE2F #4C2FAE #AE2F90

monochromatic

#244E15 #3B7E22 #51AE2F #6FCF4C #95DC7C

Accessibility & contrast

On white

2.82

#51AE2F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.45

#51AE2F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AE2F

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AE2F	#FFFFFF	#000000	##000000
##51AE2F	1.00	2.82	7.45	7.45
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.45	21.00	1.00	1.00
##000000	7.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F18

Deuteranopia (green-blind)

#A7973C

Tritanopia (blue-blind)

#49A895

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #51ae2f;
/* rgb */ color: rgb(81, 174, 47);
/* oklch */ color: oklch(66.9% 0.184 138.8);

Tailwind

colors: {
  custom: {
    50: '#8bc770',
    500: '#51ae2f',
    950: '#000000',
  },
}

SCSS

$custom: #51ae2f;
$custom-light: #8bc770;
$custom-dark: #000000;

JSON

{
  "hex": "#51ae2f",
  "rgb": {
    "r": 81,
    "g": 174,
    "b": 47
  },
  "hsl": {
    "h": 103.937,
    "s": 57.466,
    "l": 43.333
  },
  "oklch": {
    "l": 0.6689,
    "c": 0.18407,
    "h": 138.8
  },
  "luminance": 0.32227
}

Semantic roles & 50–950 ramp

primary

#51AE2F

secondary

#AF75C4

accent

#47E1B8

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #51AE2F

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

Preview Lab → · Contrast checker → · Palette generator →