#81DF4B#81DF4B

#81DF4B is a light, highly saturated yellow-green. Relative luminance 0.580; OKLCH L 81.6% C 0.203 H 136.2°. Best body text is #000000 at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#81DF4B
RGB	rgb(129, 223, 75)
HSL	hsl(98, 70%, 58%)
HSV	hsv(98, 66%, 87%)
CMYK	cmyk(42.2%, 0%, 66.4%, 12.5%)
CIE-LAB	lab(80.71, -52.73, 61.41)
CIE-LCH	lch(80.71, 80.94, 130.65°)
OKLab	oklab(81.6% -0.1464 0.1405)
OKLCH	oklch(81.6% 0.203 136.2)
XYZ	xyz(36.7100, 57.9484, 15.9061)
Luminance	0.5795 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DF4B #A94BDF

analogous

#CBDF4B #81DF4B #4BDF5F

triadic

#81DF4B #4B81DF #DF4B81

tetradic

#81DF4B #4BCBDF #A94BDF #DF5F4B

square

#81DF4B #4BCBDF #A94BDF #DF5F4B

split-complementary

#81DF4B #5F4BDF #DF4BCB

monochromatic

#47951B #60C924 #81DF4B #A5E87F #CAF1B3

Accessibility & contrast

On white

1.67

#81DF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.59

#81DF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DF4B

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DF4B	#FFFFFF	#000000	##000000
##81DF4B	1.00	1.67	12.59	12.59
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.59	21.00	1.00	1.00
##000000	12.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CD37

Deuteranopia (green-blind)

#DAC558

Tritanopia (blue-blind)

#7DD7C1

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #81df4b;
/* rgb */ color: rgb(129, 223, 75);
/* oklch */ color: oklch(81.6% 0.203 136.2);

Tailwind

colors: {
  custom: {
    50: '#ace984',
    500: '#81df4b',
    950: '#000000',
  },
}

SCSS

$custom: #81df4b;
$custom-light: #ace984;
$custom-dark: #000000;

JSON

{
  "hex": "#81df4b",
  "rgb": {
    "r": 129,
    "g": 223,
    "b": 75
  },
  "hsl": {
    "h": 98.108,
    "s": 69.811,
    "l": 58.431
  },
  "oklch": {
    "l": 0.81599,
    "c": 0.20291,
    "h": 136.2
  },
  "luminance": 0.5795
}

Semantic roles & 50–950 ramp

primary

#81DF4B

secondary

#753599

accent

#3BEDAC

background

#FDFEFB

surface

#F8FDF2

border

#D1D5CC

text

#11160B

muted

#81847E

Preview Lab

Preview with #81DF4B

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

Preview Lab → · Contrast checker → · Palette generator →