#81E548#81E548

#81E548 is a very light, highly saturated yellow-green. Relative luminance 0.612; OKLCH L 83.0% C 0.212 H 136.4°. Best body text is #000000 at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#81E548
RGB	rgb(129, 229, 72)
HSL	hsl(98, 75%, 59%)
HSV	hsv(98, 69%, 90%)
CMYK	cmyk(43.7%, 0%, 68.6%, 10.2%)
CIE-LAB	lab(82.47, -55.32, 64.41)
CIE-LCH	lch(82.47, 84.91, 130.66°)
OKLab	oklab(83.04% -0.1536 0.1465)
OKLCH	oklch(83.04% 0.212 136.4)
XYZ	xyz(38.2412, 61.1713, 15.9219)
Luminance	0.6117 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81E548 #AC48E5

analogous

#CFE548 #81E548 #48E55E

triadic

#81E548 #4881E5 #E54881

tetradic

#81E548 #48CFE5 #AC48E5 #E55E48

square

#81E548 #48CFE5 #AC48E5 #E55E48

split-complementary

#81E548 #5E48E5 #E548CF

monochromatic

#479C16 #5FD21E #81E548 #A6ED7E #CBF4B3

Accessibility & contrast

On white

1.59

#81E548 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.23

#81E548 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81E548

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81E548	#FFFFFF	#000000	##000000
##81E548	1.00	1.59	13.23	13.23
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.23	21.00	1.00	1.00
##000000	13.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD230

Deuteranopia (green-blind)

#DFCA56

Tritanopia (blue-blind)

#7DDDC6

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #81e548;
/* rgb */ color: rgb(129, 229, 72);
/* oklch */ color: oklch(83.0% 0.212 136.4);

Tailwind

colors: {
  custom: {
    50: '#adee83',
    500: '#81e548',
    950: '#000000',
  },
}

SCSS

$custom: #81e548;
$custom-light: #adee83;
$custom-dark: #000000;

JSON

{
  "hex": "#81e548",
  "rgb": {
    "r": 129,
    "g": 229,
    "b": 72
  },
  "hsl": {
    "h": 98.217,
    "s": 75.12,
    "l": 59.02
  },
  "oklch": {
    "l": 0.83035,
    "c": 0.21225,
    "h": 136.4
  },
  "luminance": 0.61174
}

Semantic roles & 50–950 ramp

primary

#81E548

secondary

#7832A0

accent

#36F2AE

background

#FDFFFB

surface

#F8FEF2

border

#D1D6CC

text

#11160B

muted

#81857E

Preview Lab

Preview with #81E548

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

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