#51B367#51B367

#51B367 is a light, vivid green. Relative luminance 0.350; OKLCH L 68.9% C 0.144 H 148.7°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#51B367
RGB	rgb(81, 179, 103)
HSL	hsl(133, 39%, 51%)
HSV	hsv(133, 55%, 70%)
CMYK	cmyk(54.7%, 0%, 42.5%, 29.8%)
CIE-LAB	lab(65.72, -45.44, 30.29)
CIE-LCH	lch(65.72, 54.61, 146.32°)
OKLab	oklab(68.89% -0.1231 0.0748)
OKLCH	oklch(68.89% 0.144 148.7)
XYZ	xyz(21.9602, 34.9669, 18.4214)
Luminance	0.3497 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B367 #B3519D

analogous

#6CB351 #51B367 #51B398

triadic

#51B367 #6751B3 #B36751

tetradic

#51B367 #516CB3 #B3519D #B39851

square

#51B367 #516CB3 #B3519D #B39851

split-complementary

#51B367 #9851B3 #B3516C

monochromatic

#2A6036 #3C8A4E #51B367 #7CC68C #A6D8B1

Accessibility & contrast

On white

2.63

#51B367 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.99

#51B367 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B367

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B367	#FFFFFF	#000000	##000000
##51B367	1.00	2.63	7.99	7.99
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.99	21.00	1.00	1.00
##000000	7.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A561

Deuteranopia (green-blind)

#A79C6C

Tritanopia (blue-blind)

#3CB0A0

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #51b367;
/* rgb */ color: rgb(81, 179, 103);
/* oklch */ color: oklch(68.9% 0.144 148.7);

Tailwind

colors: {
  custom: {
    50: '#8aca93',
    500: '#51b367',
    950: '#000000',
  },
}

SCSS

$custom: #51b367;
$custom-light: #8aca93;
$custom-dark: #000000;

JSON

{
  "hex": "#51b367",
  "rgb": {
    "r": 81,
    "g": 179,
    "b": 103
  },
  "hsl": {
    "h": 133.469,
    "s": 39.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.68894,
    "c": 0.14403,
    "h": 148.7
  },
  "luminance": 0.34969
}

Semantic roles & 50–950 ramp

primary

#51B367

secondary

#C69ABC

accent

#59B5CF

background

#F8FCF9

surface

#F0F8F1

border

#CBD1CB

text

#0C130D

muted

#7D827E

Preview Lab

Preview with #51B367

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

Preview Lab → · Contrast checker → · Palette generator →