#51A116#51A116

#51A116 is a light, vivid yellow-green. Relative luminance 0.273; OKLCH L 63.3% C 0.181 H 136.1°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#51A116
RGB	rgb(81, 161, 22)
HSL	hsl(95, 76%, 36%)
HSV	hsv(95, 86%, 63%)
CMYK	cmyk(49.7%, 0%, 86.3%, 36.9%)
CIE-LAB	lab(59.25, -46.65, 57.32)
CIE-LCH	lch(59.25, 73.90, 129.14°)
OKLab	oklab(63.32% -0.1302 0.1253)
OKLCH	oklch(63.32% 0.181 136.1)
XYZ	xyz(16.2826, 27.2959, 5.1695)
Luminance	0.2730 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A116 #6616A1

analogous

#96A116 #51A116 #16A120

triadic

#51A116 #1651A1 #A11651

tetradic

#51A116 #1696A1 #6616A1 #A12016

square

#51A116 #1696A1 #6616A1 #A12016

split-complementary

#51A116 #2016A1 #A11696

monochromatic

#1B3507 #366B0F #51A116 #6CD71D #8DE64B

Accessibility & contrast

On white

3.25

#51A116 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#51A116 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51A116

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A116	#FFFFFF	#000000	##000000
##51A116	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79300

Deuteranopia (green-blind)

#9D8C29

Tritanopia (blue-blind)

#4D9B89

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #51a116;
/* rgb */ color: rgb(81, 161, 22);
/* oklch */ color: oklch(63.3% 0.181 136.1);

Tailwind

colors: {
  custom: {
    50: '#8abd63',
    500: '#51a116',
    950: '#000000',
  },
}

SCSS

$custom: #51a116;
$custom-light: #8abd63;
$custom-dark: #000000;

JSON

{
  "hex": "#51a116",
  "rgb": {
    "r": 81,
    "g": 161,
    "b": 22
  },
  "hsl": {
    "h": 94.532,
    "s": 75.956,
    "l": 35.882
  },
  "oklch": {
    "l": 0.63324,
    "c": 0.18074,
    "h": 136.1
  },
  "luminance": 0.27297
}

Semantic roles & 50–950 ramp

primary

#51A116

secondary

#934BC8

accent

#35F3A2

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0D1206

muted

#7D817A

Preview Lab

Preview with #51A116

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

Preview Lab → · Contrast checker → · Palette generator →