#81CF4E#81CF4E

#81CF4E is a light, vivid yellow-green. Relative luminance 0.498; OKLCH L 77.7% C 0.180 H 135.0°. Best body text is #000000 at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#81CF4E
RGB	rgb(129, 207, 78)
HSL	hsl(96, 57%, 56%)
HSV	hsv(96, 62%, 81%)
CMYK	cmyk(37.7%, 0%, 62.3%, 18.8%)
CIE-LAB	lab(75.97, -45.93, 55.05)
CIE-LCH	lch(75.97, 71.69, 129.84°)
OKLab	oklab(77.73% -0.1277 0.1274)
OKLCH	oklch(77.73% 0.18 135)
XYZ	xyz(32.7405, 49.8413, 15.1015)
Luminance	0.4984 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CF4E #9C4ECF

analogous

#C1CF4E #81CF4E #4ECF5B

triadic

#81CF4E #4E81CF #CF4E81

tetradic

#81CF4E #4EC1CF #9C4ECF #CF5B4E

square

#81CF4E #4EC1CF #9C4ECF #CF5B4E

split-complementary

#81CF4E #5B4ECF #CF4EC1

monochromatic

#488023 #62B030 #81CF4E #A3DC7E #C6E9AE

Accessibility & contrast

On white

1.91

#81CF4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.97

#81CF4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CF4E

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CF4E	#FFFFFF	#000000	##000000
##81CF4E	1.00	1.91	10.97	10.97
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.97	21.00	1.00	1.00
##000000	10.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BF3F

Deuteranopia (green-blind)

#CBB958

Tritanopia (blue-blind)

#80C8B4

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #81cf4e;
/* rgb */ color: rgb(129, 207, 78);
/* oklch */ color: oklch(77.7% 0.180 135.0);

Tailwind

colors: {
  custom: {
    50: '#aade85',
    500: '#81cf4e',
    950: '#000000',
  },
}

SCSS

$custom: #81cf4e;
$custom-light: #aade85;
$custom-dark: #000000;

JSON

{
  "hex": "#81cf4e",
  "rgb": {
    "r": 129,
    "g": 207,
    "b": 78
  },
  "hsl": {
    "h": 96.279,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.77733,
    "c": 0.18038,
    "h": 135
  },
  "luminance": 0.49843
}

Semantic roles & 50–950 ramp

primary

#81CF4E

secondary

#C2A2D7

accent

#47E1A4

background

#FAFDF8

surface

#F4FBEF

border

#CED4CA

text

#10150B

muted

#7F837C

Preview Lab

Preview with #81CF4E

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

Preview Lab → · Contrast checker → · Palette generator →